CVE-2025-21234 — Improper Input Validation in Microsoft Windows 10 Version 21h2

CWE-20 — Improper Input Validation4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.4%
top 38.37%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
29
Microsoft Windows 10 Version 21h2Microsoft Windows 10 Version 22h2Microsoft Windows 11 Version 22h2+26 more
Timeline
PublishedJan 14

Description

Windows PrintWorkflowUserSvc Elevation of Privilege Vulnerability

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages29 packages

▶NVDmicrosoft/windows< 10.0.20348.3091+2
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.5371
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.5371
▶NVDmicrosoft/windows_11_22h2< 10.0.22621.4751
▶NVDmicrosoft/windows_11_23h2< 10.0.22631.4751

Patches

Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

1
GHSA
GHSA-f37h-289m-fjrc: Windows PrintWorkflowUserSvc Elevation of Privilege Vulnerability↗2025-01-14
▶

📋Vendor Advisories

1
Microsoft
Windows PrintWorkflowUserSvc Elevation of Privilege Vulnerability↗2025-01-14
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft January 2025 Patch Tuesday fixes 8 zero-days, 159 flaws↗2025-01-14
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CVE-2025-21234 — Improper Input Validation in Microsoft | cvebase