Windows CVE-2026-20811
HIGHCVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionNVD
Access of resource using incompatible type ('type confusion') in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
AnalysisAI
Local privilege escalation in Windows Win32K (ICOMP) via type confusion allows authenticated users to gain system-level access on Windows 11 and Windows Server 2025. The vulnerability affects multiple recent Windows versions with no available patch, requiring immediate mitigation strategies for at-risk environments. …
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RemediationAI
Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.
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