CVE-2025-59515: 
vulnerability analysis and mitigation

A use-after-free vulnerability (CVE-2025-59515) was discovered in the Windows Broadcast DVR User Service. The vulnerability was disclosed on November 11, 2025, affecting multiple versions of Microsoft Windows operating systems. This security flaw allows an authorized attacker with local access to elevate privileges on affected systems (NVD).

The vulnerability has been assigned a CVSS v3.1 base score of 7.0 (HIGH) with the following vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. The vulnerability is classified as CWE-416 (Use After Free) and requires local access with low privileges to exploit (NVD).

If successfully exploited, this vulnerability allows an authorized attacker to elevate their privileges on the affected system, potentially gaining complete control over the compromised machine (NVD).

Microsoft has released security updates to address this vulnerability across multiple affected Windows versions, including Windows 10, Windows 11, and Windows Server editions. Users are advised to apply the relevant security patches: KB5068791 for Windows 10 1809 and Windows Server 2019, KB5068781 for Windows 10 21H2/22H2, KB5068865 for Windows 11 23H2, KB5068861 for Windows 11 24H2/25H2, and KB5068779 for Windows Server 2022 23H2 (Rapid7).