CVE-2025-55679 MEDIUM

CVE-2025-55679: Windows Kernel Information Disclosure Vulnerability

Vendor Microsoft
Product Windows 10 Version 1809
Weakness CWE-20 · Input validation
Published October 14, 2025
Last update February 22, 2026
View on NVD All CVEs

CVSS base score

5.1/10
Attack vector Local
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Improper input validation in Windows Kernel allows an unauthorized attacker to disclose information locally.

Key dates

02Disclosure timeline

October 14, 2025 CVE published
February 22, 2026 Record updated