What’s Vulnerable › Vulnerabilities
CVE-2026-34332: Windows Kernel-Mode Driver Remote Code Execution Vulnerability
- Severity: high (CVSS 8.0 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-05-12 · updated 2026-10-26
- Weakness: CWE-416
Description
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to execute code over a network.
Affected products
- Microsoft Windows Server 2025: before 10.0.26100.32772 — fixed in 10.0.26100.32772
- Microsoft Windows Server 2025: from 10.0.26100.0 before 10.0.26100.32860 — fixed in 10.0.26100.32860
How to fix
Upgrade to a fixed version: Microsoft Windows Server 2025 10.0.26100.32772; Microsoft Windows Server 2025 10.0.26100.32860. Check the vendor advisory for mitigations.
References
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