CVE-2026-69610

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

Scoring

Severity

HIGH

CVSS base score

7

CVSS vector

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

CWE

CWE-126

Published

2026-09-08

Last modified

2026-09-09

Affected products

• Microsoft Windows 10 Version 1607
• Microsoft Windows 10 Version 1809
• Microsoft Windows 10 Version 21H2
• Microsoft Windows 10 Version 22H2
• Microsoft Windows 11 version 23H2
• Microsoft Windows 11 Version 23H2
• Microsoft Windows 11 Version 24H2
• Microsoft Windows 11 Version 25H2

Weakness type

• CWE-126

Related vulnerabilities

• CVE-2026-83949 — Microsoft Office Word Information Disclosure Vulnerability
• CVE-2026-83951 — Microsoft Office Word Information Disclosure Vulnerability
• CVE-2026-81399 — Microsoft Excel Information Disclosure Vulnerability
• CVE-2026-78516 — Windows Storage Information Disclosure Vulnerability
• CVE-2026-72974 — Microsoft Office Excel Information Disclosure Vulnerability
• CVE-2026-69626 — Microsoft Office Information Disclosure Vulnerability
• CVE-2026-72932 — Windows Message Queuing Queue Manager Information Disclosure Vulnerability
• CVE-2026-69794 — Windows Encrypting File System (EFS) Information Disclosure Vulnerability

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