CVE-2026-20815 HIGH

CVE-2026-20815: Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability

Vendor Microsoft
Product Windows 11 Version 24H2
Weakness CWE-362
Published January 13, 2026
Last update April 1, 2026

CVSS base score

7.0/10
Attack vector Local
Attack complexity High
Privileges required Low
User interaction None
Confidentiality High
Integrity High

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

What the vulnerability does

01Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Management Service (camsvc) allows an authorized attacker to elevate privileges locally.

Key dates

02Disclosure timeline

January 13, 2026 CVE published
April 1, 2026 Record updated