CVE-2025-55231

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

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

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-362

Affected software

Vendor	Product	Versions
Microsoft	Windows Server 2012 R2	>= 6.3.9600.0, < 6.3.9600.22676
Microsoft	Windows Server 2012 R2 (Server Core installation)	>= 6.3.9600.0, < 6.3.9600.22676
Microsoft	Windows Server 2016	>= 10.0.14393.0, < 10.0.14393.8246
Microsoft	Windows Server 2016 (Server Core installation)	>= 10.0.14393.0, < 10.0.14393.8246
Microsoft	Windows Server 2019	>= 10.0.17763.0, < 10.0.17763.7558
Microsoft	Windows Server 2019 (Server Core installation)	>= 10.0.17763.0, < 10.0.17763.7558
Microsoft	Windows Server 2022	>= 10.0.20348.0, < 10.0.20348.3932
Microsoft	Windows Server 2025	>= 10.0.26100.0, < 10.0.26100.4652
Microsoft	Windows Server 2025 (Server Core installation)	>= 10.0.26100.0, < 10.0.26100.4652

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55231Vendor Advisory

Timeline

Published: Aug 21, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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