CVE-2026-34332

Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to execute code over a network.

Score

CVSS 3.1 8.0 High

Status

Analyzed - secure@microsoft.com

Published

2026-05-12

Last modified

2026-10-26

Weaknesses

CWE-416

Affected products

• Windows Server 2025 (Microsoft)

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34332