Unrated severityNVD Advisory· Published Apr 8, 2025· Updated Feb 13, 2026

Windows Hyper-V Remote Code Execution Vulnerability

CVE-2025-27491

Description

Use after free in Windows Hyper-V allows an authorized attacker to execute code over a network.

Vercel/Hyperllm-fuzzy
Microsoft/Windows 10 1909cpe-rescue
Range: 10.0.10240.0
Microsoft/Windows 10 1607cpe-rescue3 versions
10.0.14393.0+ 2 more
- (no CPE)range: 10.0.14393.0
- (no CPE)range: 10.0.19044.0
- (no CPE)range: 10.0.19045.0
Microsoft/Windows 10 1809cpe-rescue
Range: 10.0.17763.0
Microsoft/Windows 11 23h2cpe-rescue2 versions
10.0.22621.0+ 1 more
- (no CPE)range: 10.0.22621.0
- (no CPE)range: 10.0.22631.0
Microsoft/Windows 11 version 22H3v5
Range: 10.0.22631.0
Microsoft/Windows 11 24h2cpe-rescue
Range: 10.0.26100.0
Microsoft/Windows Server 2016cpe-rescue
Range: 10.0.14393.0
Microsoft/Windows Server 2016 (Server Core installation)v5
Range: 10.0.14393.0
Microsoft/Windows Server 2019cpe-rescue
Range: 10.0.17763.0
Microsoft/Windows Server 2019 (Server Core installation)v5
Range: 10.0.17763.0
Microsoft/Windows Server 2003cpe-rescue
Range: 10.0.20348.0
Microsoft/Windows Server 2022, 23H2 Edition (Server Core installation)v5
Range: 10.0.25398.0
Microsoft/Windows Server 2025cpe-rescue
Range: 10.0.26100.0
Microsoft/Windows Server 2025 (Server Core installation)v5
Range: 10.0.26100.0

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