CVE-2025-55224CWE-362CWE-416

Windows Hyper-V Remote Code Execution Vulnerability

High · published September 9, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
25.7
In the wild
Unconfirmed
What it is

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K - GRFX allows an authorized attacker to execute code 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/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00335 · 25.7th percentile
Weaknesses
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'); CWE-416 · Use After Free
Published
2025-09-09T17:01Z
EPSS history
Timeline
  • 09 SEP 17:01Z
    Windows Hyper-V Remote Code Execution Vulnerability
    cvelistv5