High severity7.0NVD Advisory· Published Jul 14, 2026· Updated Jul 22, 2026

CVE-2026-50396

Description

Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

Microsoft/Windows 11 24h2
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
Range: <10.0.26100.8875
Microsoft/Windows 11 25h2
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*
Range: <10.0.26200.8875
Microsoft/Windows 11 26h12 versions
cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*+ 1 more
- cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*range: <10.0.28000.2525
- cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:*range: <10.0.28000.2269
Microsoft/Windows Server 2025
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
Range: <10.0.26100.33158
Microsoft/Windows Kernel Mode Driverllm-fuzzy

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