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Known exploited vulnerability · Microsoft

CVE-2025-24983: Microsoft Windows Win32k Use-After-Free Vulnerability

highCVSS 3.1 7.0Exploited

Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

Published Mar 11, 2025 · Updated Jun 17, 2026

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Advisory details

From the National Vulnerability Database. This product uses the NVD API but is not endorsed or certified by the NVD.

Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

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