CVE-2022-22009: Windows Hyper-V Remote Code Execution Vulnerability

Severity: medium (CVSS 4.4 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-15 · updated 2026-06-17

Description

Windows Hyper-V Remote Code Execution Vulnerability

Affected products

Microsoft Windows 10 Version 1607: 20h2, 21h1, 21h2
Microsoft Windows 11 version 21H2: all versions
Microsoft Windows Server 2016: 20h2
Microsoft Windows Server 2022: all versions
Microsoft Windows 10 21H1: from 10.0.0 before 10.0.19043.1645 — fixed in 10.0.19043.1645
Microsoft Windows 10: from 10.0.19043.0 before 10.0.19044.1645 — fixed in 10.0.19044.1645
Microsoft Windows 11 21H2: from 10.0.0 before 10.0.22000.613 — fixed in 10.0.22000.613
Microsoft Windows Server 2022: from 10.0.20348.0 before 10.0.20348.643 — fixed in 10.0.20348.643
Microsoft Windows Server version 20H2: from 10.0.0 before 10.0.19042.1645 — fixed in 10.0.19042.1645

How to fix

Upgrade to a fixed version: Microsoft Windows 10 21H1 10.0.19043.1645; Microsoft Windows 10 10.0.19044.1645; Microsoft Windows 11 21H2 10.0.22000.613; Microsoft Windows Server 2022 10.0.20348.643; Microsoft Windows Server version 20H2 10.0.19042.1645. Check the vendor advisory for mitigations.

References

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