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MSRC compact vulnerability detail

CVE-2025-54098 · Windows Hyper-V Elevation of Privilege Vulnerability

Improper access control in Windows Hyper-V allows an authorized attacker to elevate privileges locally.

Severity
Important
Impact
Elevation of Privilege
CVSS
7.8 base · 6.8 temporal
Release
2025-09-09
Signals
Role: Windows Hyper-V Elevation of Privilege Exploited: No Publicly disclosed: No Exploitability: Exploitation More Likely
CWE
CWE-284: Improper Access Control
Patch Diff
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Description
Improper access control in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
FAQ / Articles
Windows Hyper-V Elevation of Privilege Vulnerability
Improper access control in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
FAQ
What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.