CVE-2025-53725: 
vulnerability analysis and mitigation

A type confusion vulnerability (CVE-2025-53725) was discovered in Windows Push Notifications that allows an authorized attacker to elevate privileges locally. The vulnerability was disclosed on August 12, 2025, affecting multiple versions of Microsoft Windows, including Windows 10, Windows 11, and various Windows Server editions (NVD, AttackerKB).

The vulnerability is classified as CWE-843 (Access of Resource Using Incompatible Type) and has received a CVSS v3.1 base score of 7.8 (High). The attack vector is Local (AV:L), with Low attack complexity (AC:L), requiring Low privileges (PR:L), and No user interaction (UI:N). The scope is Unchanged (S:U), with High impact on Confidentiality, Integrity, and Availability (C:H/I:H/A:H) (NVD).

If successfully exploited, this vulnerability allows an authorized attacker with local access to elevate their privileges on the affected system. The high CVSS impact scores across confidentiality, integrity, and availability (all rated as High) indicate that successful exploitation could result in significant system compromise (NVD, Rapid7).

Microsoft has released security updates to address this vulnerability across affected versions of Windows. The patches are available through Windows Update and can be installed via KB5063709 (Windows 10), KB5063875 (Windows 11), and respective KB articles for other affected versions (Rapid7).