#VU123747 Improper Validation of Specified Type of Input in Windows and Windows Server - CVE-2026-25179

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Main Vulnerability Database Vulnerabilities #VU123747

#VU123747 Improper Validation of Specified Type of Input in Windows and Windows Server - CVE-2026-25179

Published: March 10, 2026


Vulnerability identifier: #VU123747
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-25179
CWE-ID: CWE-1287
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Windows
Windows Server
Software vendor:
Microsoft

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper validation of specified type of input in Windows Ancillary Function Driver for WinSock, which leads to security restrictions bypass and privilege escalation.


Remediation

Install updates from vendor's website.

External links