Microsoft · Windows Subsystem For Linux · CVE-2026-21237
**Name of the Vulnerable Software and Affected Versions**
Windows Subsystem for Linux (affected versions not specified)
**Description**
A flaw exists in Windows Subsystem for Linux related to concurrent execution using a shared resource with improper synchronization, creating a race condition. This condition allows an authorized attacker to elevate privileges locally.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.