Improper input validation in Microsoft Windows 10 21h2

CVE-2025-21235

Windows PrintWorkflowUserSvc Elevation of Privilege Vulnerability

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (46.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-21235: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: -0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-21235?
CVE-2025-21235 is a high-severity vulnerability in Microsoft Windows 10 21h2, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2025-01-14.
How severe is CVE-2025-21235?
High severity. CVSS v3 base score is 7.8 out of 10.