CVE-2026-85892

Published: Sep 14, 2026Modified: Sep 25, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitability: 1.1 / Impact: 6.0

Source: secure@microsoft.com (Secondary)

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate privileges locally.

Affected (1)

Products: Microsoft: Edge Chromium

Microsoft

1 product

Edge Chromium

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Microsoft Edge Chromium	version < 152.0.4191.66

Related CWEs

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85892

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.