CVE-2025-55231
HIGHCVSS 7.5/10EPSS 0.45%
Last modified
CVE-2025-55231 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Storage allows an unauthorized attacker to execute code over a network.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.
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/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows Server 2012 | r2 |
| Microsoft | Windows Server 2016 | < 10.0.14393.8416 |
| Microsoft | Windows Server 2019 | < 10.0.17763.7783 |
| Microsoft | Windows Server 2022 | < 10.0.20348.4161 |
| Microsoft | Windows Server 2025 | < 10.0.26100.6563 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-55231?
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Storage allows an unauthorized attacker to execute code over a network.
How severe is CVE-2025-55231?
CVE-2025-55231 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.
How do I fix CVE-2025-55231?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2025-55231?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST