CVE-2026-57973CWE-367

Windows Subsystem for Linux (WSL2) Kernel Tampering Vulnerability

Medium · published July 14, 2026

CVSS v3.1
6.3
EPSS
0%
Percentile
11.5
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
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
CVSS v4.0
Not supplied
EPSS
0.00217 · 11.5th percentile
Weakness
CWE-367 · Time-of-check Time-of-use (TOCTOU) Race Condition
Published
2026-07-14T17:09Z
EPSS history
Timeline
  • 14 JUL 17:09Z
    Windows Subsystem for Linux (WSL2) Kernel Tampering Vulnerability
    cvelistv5