HarborGuard / CVE
Back to search
HIGHCVE-2026-20808Published Modified CNA microsoft

CVE-2026-20808: Windows File Explorer Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Printer Association Object allows an authorized attacker to elevate privileges locally.

Metrics

CVSS v3.1
7.0
Severity
HIGH
Fixed in
10.0.25398.2092
Affected Products
5

Fix available

10.0.25398.209210.0.26100.762310.0.26100.3223010.0.26200.7623
Patch commits
Affected packages
  • Microsoft / Windows 11 Version 24H2
    < 10.0.26100.7623 (from 10.0.26100.0)
  • Microsoft / Windows 11 Version 25H2
    < 10.0.26200.7623 (from 10.0.26200.0)
  • Microsoft / Windows Server 2022, 23H2 Edition (Server Core installation)
    < 10.0.25398.2092 (from 10.0.25398.0)
  • Microsoft / Windows Server 2025
    < 10.0.26100.32230 (from 10.0.26100.0)
  • Microsoft / Windows Server 2025 (Server Core installation)
    < 10.0.26100.32230 (from 10.0.26100.0)
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
References
CVE-2026-20808: Windows File Explorer Elevation of Privilege Vulnerability | HarborGuard CVE