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CVE-2026-21244

🗓️ 10 Feb 2026 18:16:25Reported by [email protected]Type 
nvd
 nvd
🔗 web.nvd.nist.gov👁 2 Views

CVE-2026-21244: Heap-based overflow in Windows Hyper-V enables local code execution by an authorized attacker.

Related
Detection
Refs
NVD
Node
microsoftwindows_10_1607Range<10.0.14393.8868x64
OR
microsoftwindows_10_1809Range<10.0.17763.8389x64
OR
microsoftwindows_10_21h2Range<10.0.19044.6937x64
OR
microsoftwindows_10_22h2Range<10.0.19045.6937x64
OR
microsoftwindows_11_23h2Range<10.0.22631.6649arm64
OR
microsoftwindows_11_23h2Range<10.0.22631.6649x64
OR
microsoftwindows_11_24h2Range<10.0.26100.7781arm64
OR
microsoftwindows_11_24h2Range<10.0.26100.7781x64
OR
microsoftwindows_11_25h2Range<10.0.26200.7781arm64
OR
microsoftwindows_11_25h2Range<10.0.26200.7781x64
OR
microsoftwindows_server_2016Range<10.0.14393.8868
OR
microsoftwindows_server_2019Range<10.0.17763.8389
OR
microsoftwindows_server_2022Range<10.0.20348.4711
OROR
microsoftwindows_server_2025Range<10.0.26100.32313

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11 Feb 2026 20:43Current
CVSS 3.17.3
EPSS0.00408
2