CVE-2025-53134 in Windows

Summary

by MITRE • 08/12/2025

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

• Responsible: Microsoft
• Disclosure: 08/12/2025
• Moderation: accepted
• Entry: VDB-319630
• CPE: ready
• CWE: CWE-367 (confirmed)
• CVSS: 2.5 (VulDB)
• EPSS: 0.00313
• KEV: no
• Activities: very low
• Sector: Police, Education, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2025-53134
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-53134
• CVE Details: https://www.cvedetails.com/cve/CVE-2025-53134/