CVE-2026-57107: Microsoft Windows Admin Center

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges locally.

Affected products

• Microsoft Windows Admin Center: from 1809, before 2606 (fixed in 2606)

Published 2026-07-14. Last modified 2026-07-21.