CVE-2026-57973
Windows Subsystem for Linux (WSL2) Kernel Tampering Vulnerability
CVSS Score
6.3
EPSS Score
0.0%
EPSS Percentile
0th
Time-of-check time-of-use (toctou) race condition in Windows Subsystem for Linux allows an authorized attacker to perform tampering locally.
| Vendor | microsoft |
| Product | windows subsystem for linux (wsl2) |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Jul 14, 2026 |
| Last Updated | Jul 15, 2026 |
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CVSS v3 Breakdown
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 Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Microsoft / Windows Subsystem for Linux (WSL2)
5.0.0.0 < 2.7.10