CVE-2025-54112: 
vulnerability analysis and mitigation

A use-after-free vulnerability (CVE-2025-54112) has been identified in Microsoft Virtual Hard Drive that allows an authorized attacker to elevate privileges locally. The vulnerability was disclosed on September 9, 2025, affecting multiple versions of Windows operating systems including Windows 10, Windows 11, and Windows Server editions (NVD, Microsoft).

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 attack vector is Local (AV:L), with High attack complexity (AC:H), requiring Low privileges (PR:L), and No user interaction (UI:N). The vulnerability has been classified as CWE-416 (Use After Free) (NVD).

If successfully exploited, this vulnerability can lead to high impacts on confidentiality, integrity, and availability of the affected system, potentially allowing an attacker to elevate their privileges locally (NVD).

Microsoft has released security updates to address this vulnerability. Users of affected systems including Windows 10, Windows 11, and Windows Server editions should apply the latest security patches (Microsoft).