April 2025 Patch TuesdayMSRC-2025-04-developer-tools-release-notesNormal patch window

Microsoft · MSRC-2025-04-developer-tools-release-notes

Linked CVE review

Deploy Microsoft Developer Tools update for Microsoft Visual Studio 2022 version 17.13

Linked CVEs: 2
Confirmed exploited: 0
PoC or lab evidence: 0
Maximum CVSS: 7.5

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.

2 of 2 linked CVEs shown

Confirmed exploitedCVSS above 9.0

CVE and description	Severity	Exploit reality	Forecast and access	Remediation
CVE-2025-26682 Scheduled assessment ASP.NET Core and Visual Studio Denial of Service Vulnerability Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.	7.5 · CVSS 3.1 · HighSource: CNA	No 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: 1.67% · 76.1th percentileForecast date: 2026-10-07NETWORK · LOW complexity · NONE privileges · NONE user interaction	Within 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-2025-29804 Scheduled assessment Visual Studio Elevation of Privilege Vulnerability Improper access control in Visual Studio allows an authorized attacker to elevate privileges locally.	7.3 · CVSS 3.1 · HighSource: CNA	No 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: 1.29% · 69.4th percentileForecast date: 2026-10-07LOCAL · LOW complexity · LOW privileges · REQUIRED user interaction	Within 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.