Windows CVE-2025-30400
HIGHCVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionNVD
Use after free in Windows DWM allows an authorized attacker to elevate privileges locally.
AnalysisAI
Windows Desktop Window Manager (DWM) contains a use-after-free enabling local privilege escalation, exploited in the wild in May 2025 as another DWM zero-day.
Technical ContextAI
The CWE-416 use-after-free in dwm.exe occurs during window composition operations. Since DWM runs as SYSTEM, exploiting it provides direct escalation to the highest privilege level.
RemediationAI
Apply May 2025 security updates. Monitor for exploitation indicators.
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