CVE-2025-53788: Microsoft Windows Subsystem For Linux

High severity, CVSS 7.0. EPSS: 0.2% chance of exploitation in the next 30 days.

Time-of-check time-of-use (toctou) race condition in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.

Affected products

• Microsoft Windows Subsystem For Linux: before 2.5.10 (fixed in 2.5.10)

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