CVE-2026-57973: medium-severity vulnerability in Microsoft Windows Subsystem for Linux (WSL2)
Windows Subsystem for Linux (WSL2) Kernel Tampering Vulnerability
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 6.3epss 0.2%
from disclosure to weapon13 days
Published on NVDJul 14
1st PoC+13d
Time-of-check time-of-use (toctou) race condition in Windows Subsystem for Linux allows an authorized attacker to perform tampering locally.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
Affected products
Microsoft · Windows Subsystem for Linux (WSL2)public PoCs found — 1
githubgithub.com/riddhimaan-sth404/CVE-2026-57973★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Microsoft Windows Subsystem for Linux (WSL2)
In the same product, most dangerous first.
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