Description
Time-of-check time-of-use (toctou) race condition in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
Published: 2026-10-13
Score: 7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Wed, 14 Oct 2026 00:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 13 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
Description Time-of-check time-of-use (toctou) race condition in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
Title Windows Subsystem for Linux Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft windows Subsystem For Linux
Weaknesses CWE-367
CPEs cpe:2.3:a:microsoft:windows_subsystem_for_linux:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows Subsystem For Linux
References
Metrics cvssV3_1

{'score': 7, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Subscriptions

Microsoft Windows Subsystem For Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-14T17:57:16.400Z

Reserved: 2026-09-04T18:18:19.325Z

Link: CVE-2026-85879

cve-icon Vulnrichment

Updated: 2026-10-13T20:05:20.651Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:21:15.073

Modified: 2026-10-14T04:18:49.483

Link: CVE-2026-85879

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-14T08:00:07Z

Weaknesses
  • CWE-367

    Time-of-check Time-of-use (TOCTOU) Race Condition