CVE-2025-53142: Microsoft Windows 11 22h2

High severity, CVSS 7.0. EPSS: 0.4% chance of exploitation in the next 30 days.

Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

Affected products

• Microsoft Windows 11 22h2: before 10.0.22621.5768 (fixed in 10.0.22621.5768)
• Microsoft Windows 11 23h2: before 10.0.22631.5768 (fixed in 10.0.22631.5768)
• Microsoft Windows 11 24h2: before 10.0.26100.4851 (fixed in 10.0.26100.4851)
• Microsoft Windows Server 2022 23h2: before 10.0.25398.1791 (fixed in 10.0.25398.1791)
• Microsoft Windows Server 2025: before 10.0.26100.4851 (fixed in 10.0.26100.4851)

Published 2025-08-12. Last modified 2026-06-17.