Windows CVE-2026-20865
HIGHCVSS VectorNVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionNVD
Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
AnalysisAI
Privilege escalation in Windows Management Services affects Windows 11 24H2, Windows Server 2022, and 2025 through a use-after-free memory vulnerability that allows authenticated local attackers to gain elevated system privileges. The vulnerability requires local access and manual user interaction is not required, making it exploitable by any authorized account on the system. …
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RemediationAI
Within 7 days: Identify all affected systems and apply vendor patches promptly. If patching is delayed, consider network segmentation to limit exposure.
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