CVE-2026-78516

Buffer over-read in Windows Storage allows an unauthorized attacker to disclose information with a physical attack.

Scoring

Severity

MEDIUM

CVSS base score

4.3

CVSS vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

EPSS probability

0.51%

CWE

CWE-126

Published

2026-09-08

Last modified

2026-09-10

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-2026-72974 — 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
• CVE-2026-69610 — Windows Win32k Elevation of Privilege Vulnerability

Markdown version · Browse all CVEs