CVE-2025-55231

Published: Aug 21, 2025Modified: Aug 25, 2025

7.5

Vector

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

Exploitability: 1.6 / Impact: 5.9

Source: secure@microsoft.com (Secondary)

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Storage allows an unauthorized attacker to execute code over a network.

Affected (5)

Products: Microsoft: Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2025

5 products

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows Server 2012	Version r2
Microsoft Windows Server 2016	Before 10.0.14393.8416
Microsoft Windows Server 2019	Before 10.0.17763.7783
Microsoft Windows Server 2022	Before 10.0.20348.4161
Microsoft Windows Server 2025	Before 10.0.26100.6563

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-2025-55231

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.