CVE-2025-53804: 
vulnerability analysis and mitigation

CVE-2025-53804 is a Windows Kernel-Mode Driver Information Disclosure vulnerability that was disclosed on September 9, 2025. The vulnerability affects multiple Windows versions including Windows 10, Windows 11, Windows Server 2012/2016/2019/2022/2025. This security flaw allows an authorized attacker to disclose sensitive information locally through the Windows Kernel (Microsoft Update Guide, NVD).

The vulnerability has been assigned a CVSS v3.1 base score of 5.5 (Medium) with the following vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. This indicates that the vulnerability requires local access, low attack complexity, low privileges, and no user interaction. The vulnerability has been classified as CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) (NVD).

The successful exploitation of this vulnerability could lead to the disclosure of sensitive information from the Windows Kernel. The vulnerability has a high impact on confidentiality but does not affect system integrity or availability (AttackerKB, NVD).

Microsoft has released security updates to address this vulnerability as part of their September 2025 Patch Tuesday updates. Users and administrators are advised to apply the relevant security updates through Windows Update or Microsoft Update Catalog (Microsoft Update Guide).