CVE-2026-57973

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

Score

CVSS 3.1 6.3 Medium

Status

Analyzed - secure@microsoft.com

Published

2026-07-14

Last modified

2026-10-28

Weaknesses

CWE-367

Affected products

• Windows Subsystem For Linux (Microsoft)

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57973