Microsoft Windows DWM Core Library Privilege Escalation Vulnerability

A use-after-free vulnerability has been identified in the Windows DWM Core Library, allowing an authorized attacker to locally elevate privileges. This vulnerability affects multiple Windows 10 and Windows 11 versions, as well as Windows Server 2019, 2022, and 2025. The vulnerability arises from improper memory management, which can be exploited to gain SYSTEM privileges.

Impact

Exploitation of this vulnerability could lead to unauthorized privilege escalation, allowing a user to gain SYSTEM rights.

Remediation

Users can apply the security update for this vulnerability, which is available through the Microsoft Update Catalog. Specific update details can be found in the Microsoft Knowledge Base articles KB5095051, KB5094125, KB5094127, KB5094128, and KB5093998.