CVE-2026-54107CWE-362

Windows Win32k Elevation of Privilege Vulnerability

High · published July 14, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
11.1
In the wild
Unconfirmed
What it is

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00214 · 11.1th percentile
Weakness
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Published
2026-07-14T17:04Z
EPSS history
Timeline
  • 14 JUL 17:04Z
    Windows Win32k Elevation of Privilege Vulnerability
    cvelistv5