CVE-2025-21235

CVE-2025-21235 is an Elevation of Privilege vulnerability in the Windows PrintWorkflowUserSvc component. Published on 2025-01-14, it has a CVSS v3.1 base score of 7.8 (AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) and is associated with CWE-20 (Improper Input Validation) along with NVD-CWE-noinfo.

The vulnerability can be exploited by a local attacker who already has low-privilege access to the system. Exploitation requires low complexity and no user interaction, allowing the attacker to gain high-impact control over confidentiality, integrity, and availability, typically resulting in full administrative or SYSTEM-level privileges on the affected Windows system.

Microsoft's Security Response Center provides an update guide for mitigation and patching details at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21235.