August 2025 Patch TuesdayKB5065431Normal patch window

Microsoft · KB5065431

Linked CVE review

Deploy Microsoft Windows security update KB5065431

Linked CVEs
1
Confirmed exploited
0
PoC or lab evidence
0
Maximum CVSS
6.7
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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1 of 1 linked CVEs shown
Confirmed exploitedCVSS above 9.0
CVE and descriptionSeverityExploit realityForecast and accessRemediation
CVE-2025-48807 Scheduled assessment
Windows Hyper-V Remote Code Execution Vulnerability

Improper restriction of communication channel to intended endpoints in Windows Hyper-V allows an authorized attacker to execute code 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: 0.57% · 45.3th 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.