CVE-2025-27491
HIGH severity · CVSS 7.1 · Use-after-free
7.1CVSS HIGH
Summary
Use after free in Windows Hyper-V allows an authorized attacker to execute code over a network.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredLow
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.