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MICROSOFT-CVE-2026-34335 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceMICROSOFT-CVE-2026-34335

MICROSOFT-CVE-2026-34335

HIGH7.0

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Published Jun 9, 2026

Modified 1 weeks 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-2026-34335

CVSS Analysis

CVSS v2.0

7.0

Upstream

Ecosystems

Timeline

PublishedJun 9, 2026

ModifiedJun 9, 2026