CVE-2026-34350: Microsoft Windows Server 2025

Medium severity, CVSS 6.5. EPSS: 0.9% chance of exploitation in the next 30 days.

Null pointer dereference in Windows Storport Miniport Driver allows an unauthorized attacker to deny service over a network.

Affected products

• Microsoft Windows Server 2025: before 10.0.26100.32772 (fixed in 10.0.26100.32772)

Published 2026-05-12. Last modified 2026-06-17.