CVE-2026-32222

Windows Win32k Elevation of Privilege Vulnerability

State: Published
Severity: 7.8 High
Published: Apr 14, 2026
Updated: Oct 15, 2026
Reserved: Mar 11, 2026

Description

Untrusted pointer dereference in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-822 Untrusted Pointer Dereference

Affected Products

Product	Versions
Windows 11 Version 24H2Microsoft	10.0.26100.0 to before 10.0.26100.8246Affected
Windows 11 Version 25H2Microsoft	10.0.26200.0 to before 10.0.26200.8246Affected
Windows 11 version 26H1Microsoft	10.0.28000.0 to before 10.0.28000.1836Affected
Windows Server 2025Microsoft	10.0.26100.0 to before 10.0.26100.32690Affected
Windows Server 2025 (Server Core installation)Microsoft	10.0.26100.0 to before 10.0.26100.32690Affected

References

Windows Win32k Elevation of Privilege Vulnerabilityvendor-advisorypatch

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