CVE-2025-54100

Published: Dec 9, 2025Modified: Oct 7, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: secure@microsoft.com (Secondary)

Description

Improper neutralization of special elements used in a command ('command injection') in Windows PowerShell allows an unauthorized attacker to execute code locally.

Affected (19)

Products: Microsoft: Windows 10 1607, Windows 10 1809, Windows 10 21h2, Windows 10 22h2, Windows 11 23h2, Windows 11 24h2, Windows 11 25h2, Windows Server 2008, Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2022 23h2, Windows Server 2025

14 products

Windows Server 2022 23h2

Windows Server 2025

Configuration A

19 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1607	version < 10.0.14393.8688
Microsoft Windows 10 1607	version < 10.0.14393.8688
Microsoft Windows 10 1809	version < 10.0.17763.8146
Microsoft Windows 10 1809	version < 10.0.17763.8146
Microsoft Windows 10 21h2	version < 10.0.19044.6691
Microsoft Windows 10 22h2	version < 10.0.19045.6691
Microsoft Windows 11 23h2	version < 10.0.22631.6345
Microsoft Windows 11 24h2	version < 10.0.26100.7456
Microsoft Windows 11 25h2	version < 10.0.26200.7456
Microsoft Windows Server 2008	All versions
Microsoft Windows Server 2008	All versions
Microsoft Windows Server 2008	Version r2 sp1
Microsoft Windows Server 2012	All versions
Microsoft Windows Server 2012	Version r2
Microsoft Windows Server 2016	version < 10.0.14393.8688
Microsoft Windows Server 2019	version < 10.0.17763.8146
Microsoft Windows Server 2022	version < 10.0.20348.4529
Microsoft Windows Server 2022 23h2	version < 10.0.25398.2025
Microsoft Windows Server 2025	version < 10.0.26100.7456

Related CWEs

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

References (3)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54100

Source: secure@microsoft.com

Vendor Advisory

https://www.vicarius.io/vsociety/posts/cve-2025-54100-detect-powershell-vulnerability

Source: af854a3a-2127-422b-91ae-364da2661108

https://www.vicarius.io/vsociety/posts/cve-2025-54100-mitigate-powershell-vulnerability

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.