CVE-2026-85892CWE-362

CVE-2026-85892

High · published September 14, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
9.6
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00202 · 9.6th percentile
Weakness
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Published
2026-09-14T22:20Z
Affected products (1)
ProductVersionsFixed in
microsoft/edge_chromium< 152.0.4191.66152.0.4191.66
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85892 · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 14 SEP 17:29Z
    Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
    cvelistv5