MICROSOFT-CVE-2025-55328

HIGH7.8

Windows Hyper-V Elevation of Privilege Vulnerability

Published Oct 14, 2025

Modified 8 months ago

Details

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.

References

ADVISORY

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55328

CVSS Analysis

CVSS v2.0

7.8

Upstream

CVE-2025-55328

Ecosystems

Timeline

PublishedOct 14, 2025

ModifiedOct 14, 2025