May 2026 Patch TuesdayKB5087538Normal patch window

Microsoft · KB5087538

Linked CVE review

Deploy Microsoft Windows security update KB5087538

Linked CVEs
54
Confirmed exploited
0
PoC or lab evidence
0
Maximum CVSS
9.8
Evidence is kept separate

Confirmed exploitation, public exploit material, EPSS probability and CVSS severity answer different questions. “No confirmation recorded” means the checked sources do not currently confirm exploitation. It is not proof that exploitation has not occurred.

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54 of 54 linked CVEs shown
Confirmed exploitedCVSS above 9.0
CVE and descriptionSeverityExploit realityForecast and accessRemediation
CVE-2026-41089 Critical technical severity
Windows Netlogon Remote Code Execution Vulnerability

Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network.

9.8 · CVSS 3.1 · CriticalSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.97% · 60.9th percentileForecast date: 2026-10-07NETWORK · LOW complexity · NONE privileges · NONE user interactionWithin 72 hoursCritical technical impact with a remotely reachable, unauthenticated path; no CISA KEV confirmation is currently recorded.Mitigation available. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-35424 Scheduled assessment
Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

Missing release of memory after effective lifetime in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.

7.5 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 1.17% · 66.6th percentileForecast date: 2026-10-07NETWORK · LOW complexity · NONE privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40406 Scheduled assessment
Windows TCP/IP Information Disclosure Vulnerability

Use after free in Windows TCP/IP allows an unauthorized attacker to disclose information over a network.

7.5 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 1.03% · 62.5th percentileForecast date: 2026-10-07NETWORK · LOW complexity · NONE privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40415 Scheduled assessment
Windows TCP/IP Remote Code Execution Vulnerability

Use after free in Windows TCP/IP allows an unauthorized attacker to execute code over a network.

8.1 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.71% · 52.0th percentileForecast date: 2026-10-07NETWORK · HIGH complexity · NONE privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40413 Scheduled assessment
Windows TCP/IP Denial of Service Vulnerability

Windows TCP/IP Denial of Service Vulnerability

7.4 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.58% · 46.0th percentileForecast date: 2026-10-07ADJACENT · LOW complexity · NONE privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40414 Scheduled assessment
Windows TCP/IP Denial of Service Vulnerability

Windows TCP/IP Denial of Service Vulnerability

7.4 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.58% · 46.0th percentileForecast date: 2026-10-07ADJACENT · LOW complexity · NONE privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34329 Scheduled assessment
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Message Queuing allows an unauthorized attacker to execute code over an adjacent network.

8.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.53% · 43.3th percentileForecast date: 2026-10-07ADJACENT · LOW complexity · NONE privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-35421 Scheduled assessment
Windows GDI Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows GDI allows an unauthorized attacker to execute code locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.47% · 38.4th percentileForecast date: 2026-10-07LOCAL · LOW complexity · NONE privileges · REQUIRED user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40401 Scheduled assessment
Windows TCP/IP Denial of Service Vulnerability

Windows TCP/IP Denial of Service Vulnerability

7.1 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.42% · 34.5th percentileForecast date: 2026-10-07LOCAL · LOW complexity · NONE privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40403 Scheduled assessment
Windows Graphics Component Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to execute code locally.

8.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-33835 Scheduled assessment
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.5th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-33837 Scheduled assessment
Windows TCP/IP Local Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-33838 Scheduled assessment
Windows Message Queuing (MSMQ) Elevation of Privilege Vulnerability

Double free in Windows Message Queuing allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34330 Scheduled assessment
Win32k Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34333 Scheduled assessment
Windows Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34336 Scheduled assessment
Windows DWM Core Library Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34338 Scheduled assessment
Windows Telephony Service Elevation of Privilege Vulnerability

Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34343 Scheduled assessment
Windows Application Identity (AppID) Subsystem Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Application Identity (AppID) Subsystem allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34344 Scheduled assessment
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-35415 Scheduled assessment
Windows Storage Spaces Controller Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.5th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-35417 Scheduled assessment
Windows Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-35420 Scheduled assessment
Windows Kernel Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.5th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40377 Scheduled assessment
Microsoft Cryptographic Services Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Cryptographic Services allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40382 Scheduled assessment
Windows Telephony Service Elevation of Privilege Vulnerability

Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.5th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40397 Scheduled assessment
Windows Common Log File System Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40398 Scheduled assessment
Windows Remote Desktop Services Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Remote Desktop allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40399 Scheduled assessment
Windows TCP/IP Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40407 Scheduled assessment
Windows Common Log File System Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40408 Scheduled assessment
Windows WAN ARP Driver Elevation of Privilege Vulnerability

Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-41095 Scheduled assessment
Data Deduplication Elevation of Privilege Vulnerability

Use after free in Data Deduplication allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.33% · 24.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-32161 Scheduled assessment
Windows Native WiFi Miniport Driver Remote Code Execution Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Native WiFi Miniport Driver allows an unauthorized attacker to execute code over an adjacent network.

7.5 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.32% · 22.7th percentileForecast date: 2026-10-07ADJACENT · HIGH complexity · NONE privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-33834 Scheduled assessment
Windows Event Logging Service Elevation of Privilege Vulnerability

Improper access control in Windows Event Logging Service allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.30% · 20.6th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34340 Scheduled assessment
Windows Projected File System Elevation of Privilege Vulnerability

Use after free in Windows Projected File System allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.26% · 16.7th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34341 Scheduled assessment
Windows Link-Layer Discovery Protocol (LLDP) Elevation of Privilege Vulnerability

Double free in Windows Link-Layer Discovery Protocol (LLDP) allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.26% · 16.8th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34347 Scheduled assessment
Windows Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.26% · 16.8th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-35416 Scheduled assessment
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.26% · 16.7th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40410 Scheduled assessment
Windows SMB Client Elevation of Privilege Vulnerability

Use after free in Windows SMB Client allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.26% · 16.7th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-42825 Scheduled assessment
Windows Telephony Service Elevation of Privilege Vulnerability

Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.26% · 16.8th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34334 Scheduled assessment
Windows TCP/IP Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.21% · 10.7th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34337 Scheduled assessment
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.21% · 10.7th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34351 Scheduled assessment
Windows TCP/IP Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.21% · 10.7th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-35418 Scheduled assessment
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

7.8 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.21% · 10.7th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-33839 Scheduled assessment
Win32k Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.20% · 9.3th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34331 Scheduled assessment
Win32k Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.20% · 9.3th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34342 Scheduled assessment
Windows Print Spooler Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.20% · 9.3th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34345 Scheduled assessment
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

7.0 · CVSS 3.1 · HighSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.20% · 9.3th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · NONE user interactionWithin 7 daysHigh technical severity; prioritise exposed affected systems while verifying vendor guidance.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-41097 Scheduled assessment
Secure Boot Security Feature Bypass Vulnerability

Reliance on a component that is not updateable in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

6.7 · CVSS 3.1 · MediumSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 2.23% · 82.2th percentileForecast date: 2026-10-07LOCAL · LOW complexity · HIGH privileges · NONE user interactionScheduledMedium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-35423 Scheduled assessment
Windows 11 Telnet Client Information Disclosure Vulnerability

Out-of-bounds read in Telnet Client allows an unauthorized attacker to disclose information over a network.

5.4 · CVSS 3.1 · MediumSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.68% · 50.7th percentileForecast date: 2026-10-07NETWORK · LOW complexity · NONE privileges · REQUIRED user interactionScheduledMedium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-35422 Scheduled assessment
Windows TCP/IP Driver Security Feature Bypass Vulnerability

Authentication bypass using an alternate path or channel in Windows TCP/IP allows an authorized attacker to bypass a security feature over a network.

6.5 · CVSS 3.1 · MediumSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.64% · 49.3th percentileForecast date: 2026-10-07NETWORK · LOW complexity · LOW privileges · NONE user interactionScheduledMedium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-40380 Scheduled assessment
Windows Volume Manager Extension Driver Remote Code Execution Vulnerability

Heap-based buffer overflow in Volume Manager Extension Driver allows an authorized attacker to execute code with a physical attack.

6.2 · CVSS 3.1 · MediumSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.42% · 34.2th percentileForecast date: 2026-10-07PHYSICAL · LOW complexity · HIGH privileges · NONE user interactionScheduledMedium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-34339 Scheduled assessment
Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability

Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an authorized attacker to deny service locally.

5.5 · CVSS 3.1 · MediumSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.40% · 32.0th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionScheduledMedium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-32170 Scheduled assessment
Windows Rich Text Edit Elevation of Privilege Vulnerability

Double free in Windows Rich Text Edit allows an authorized attacker to elevate privileges locally.

6.7 · CVSS 3.1 · MediumSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.34% · 25.1th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · REQUIRED user interactionScheduledMedium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-21530 Scheduled assessment
Windows Rich Text Edit Elevation of Privilege Vulnerability

Double free in Windows Rich Text Edit allows an authorized attacker to elevate privileges locally.

6.7 · CVSS 3.1 · MediumSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.32% · 22.9th percentileForecast date: 2026-10-07LOCAL · HIGH complexity · LOW privileges · REQUIRED user interactionScheduledMedium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.
CVE-2026-32209 Scheduled assessment
Windows Filtering Platform (WFP) Security Feature Bypass Vulnerability

Improper access control in Windows Filtering Platform (WFP) allows an authorized attacker to bypass a security feature locally.

4.4 · CVSS 3.1 · MediumSource: CNANo confirmation recordedNo CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.None recordedNo exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.EPSS: 0.26% · 15.9th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · NONE user interactionScheduledMedium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.Awaiting fix. No fixed version is explicitly recorded in the structured CVE data.