EUVD-2026-29605
GHSA-5q64-qmvv-mh4v
CVSS VectorNVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionNVD
Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.
AnalysisAI
Local privilege escalation in Windows Win32K graphics subsystem (Win32K - GRFX) allows authenticated users with low privileges to achieve SYSTEM-level access through a use-after-free memory corruption vulnerability. Affects multiple Windows 10, Windows 11, and Windows Server 2012 versions. …
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RemediationAI
Within 24 hours: Identify all Windows 10, 11, and Server 2012 systems in your environment and verify current patch levels against March 2026 Microsoft security updates. Within 7 days: Deploy Microsoft's March 2026 patches to all affected Windows systems, prioritizing servers and privileged workstations; test in non-production environments first. …
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External POC / Exploit Code
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