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

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: 2026-10-13T20:37:16.150Z

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

Link: CVE-2026-85879

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

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

Modified: 2026-10-13T19:27:44.137

Link: CVE-2026-85879

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses