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

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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'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-14T03:58:41.200Z

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

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Weaknesses