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Vulnerability IntelligenceMICROSOFT-CVE-2026-26177

MICROSOFT-CVE-2026-26177

HIGH7.0

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Published Apr 14, 2026

Modified 1 months ago

Details

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26177

CVSS Analysis

CVSS v2.0

7.0

Upstream

Ecosystems

Timeline

PublishedApr 14, 2026

ModifiedApr 14, 2026

MICROSOFT-CVE-2026-26177 | Mondoo Vulnerability Intelligence