Windows CVE-2026-25170
HIGHCVSS VectorNVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionNVD
Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
AnalysisAI
Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally. [CVSS 7.0 HIGH]
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RemediationAI
Within 24 hours: Inventory all systems running Windows Hyper-V and assess exposure based on role-based access controls; disable Hyper-V on non-essential systems if feasible. Within 7 days: Implement network segmentation to restrict Hyper-V host access, enforce multi-factor authentication for all authorized users, and review audit logs for suspicious Hyper-V activity. …
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