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Vulnerability IntelligenceMICROSOFT-CVE-2026-34347

MICROSOFT-CVE-2026-34347

HIGH7.0

Windows Win32k Elevation of Privilege Vulnerability

Published May 12, 2026

Modified 1 weeks ago

Details

Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34347

CVSS Analysis

CVSS v2.0

7.0

Upstream

Ecosystems

Timeline

PublishedMay 12, 2026

ModifiedMay 18, 2026

MICROSOFT-CVE-2026-34347 | Mondoo Vulnerability Intelligence