CRITICAL 9.1 Microsoft

CVE-2026-40372

ASP.NET Core Elevation of Privilege Vulnerability

Microsoft Security Update 2026-Apr: ASP.NET Core Elevation of Privilege Vulnerability

Affected Products

References

Published: 2026-04-14 · Source: Microsoft · Feed updated: 2026-08-04
This critical severity vulnerability with a CVSS score of 9.1 was published on 2026-04-14 via Microsoft. EPSS score: 11.2% (top 4% of all CVEs by exploitation probability). Affected: ASP.NET Core 10.0, Microsoft Visual Studio 2026 version 18.5.

Risk Timeline

CVE Disclosed2026-04-14 · 111 days ago

Remediation Resources

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