CVE-2026-69610

Windows Win32k Elevation of Privilege Vulnerability

State: Published
Severity: 7.0 High
Published: Sep 8, 2026
Updated: Oct 31, 2026
Reserved: Aug 3, 2026

Description

Buffer over-read in Windows Win32K allows an authorized attacker to elevate privileges locally.

Scores

CVSS	Score	Vector	Source
3.1	7.0 High	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-126 Buffer Over-read

Affected Products

Product	Versions
Microsoft Office 365 for MacMicrosoft	1.0.0 to before 16.112.26090911Affected
Microsoft Office LTSC for Mac 2021Microsoft	16.0.1 to before 16.112.26090911Affected
Microsoft Office LTSC for Mac 2024Microsoft	16.0.0 to before 16.112.26090911Affected

References

Windows Win32k Elevation of Privilege Vulnerabilityvendor-advisorypatch

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