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HIGHCVE-2026-34332Published Modified CNA microsoft

CVE-2026-34332: Windows Kernel-Mode Driver Remote Code Execution Vulnerability

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

Metrics

CVSS v3.1
8.0
Severity
HIGH
Fixed in
10.0.26100.32860
Affected Products
2

Fix available

10.0.26100.32860
Patch commits
Affected packages
  • Microsoft / Windows Server 2025
    < 10.0.26100.32860 (from 10.0.26100.0)
  • Microsoft / Windows Server 2025 (Server Core installation)
    < 10.0.26100.32860 (from 10.0.26100.0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
CVE-2026-34332: Windows Kernel-Mode Driver Remote Code Execution Vulnerability | HarborGuard CVE