CVE-2025-21181: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability
First published: Tue Feb 11 2025(Updated: )
Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows Server 2008 Itanium | ||
| Microsoft Windows 11 | =23H2 | |
| Microsoft Windows Server 2022 | ||
| Microsoft Windows Server 2008 Itanium | ||
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =22H2 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows 10 | =22H2 | |
| Microsoft Windows Server 2012 x64 | ||
| Microsoft Windows 10 | =21H2 | |
| Microsoft Windows Server 2012 x64 | ||
| Microsoft Windows 11 | =23H2 | |
| Microsoft Windows 10 | =21H2 | |
| Microsoft Windows 10 | =22H2 | |
| Microsoft Windows Server 2008 R2 | ||
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 11 | =24H2 | |
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 11 | =22H2 | |
| Microsoft Windows 11 | =22H2 | |
| Microsoft Windows Server 2022 | ||
| Microsoft Windows Server 2025 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2025 | ||
| Microsoft Windows Server 2008 Itanium | ||
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows 11 | =24H2 | |
| Microsoft Windows Server 2008 Itanium | ||
| Microsoft Windows Server 2008 R2 | ||
| Microsoft Windows 10 | =21H2 | |
| Microsoft Windows Server 2022 23H2 | ||
| =1607 | ||
| =24H2 | ||
| =1607 | ||
| =24H2 | ||
| =23H2 | ||
| =23H2 | ||
| =22H2 | ||
| =22H2 | ||
| =22H2 | ||
| =22H2 | ||
| =21H2 | ||
| =21H2 | ||
| =22H2 | ||
| =21H2 | ||
| =1809 | ||
| =1809 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-21181?
CVE-2025-21181 has been classified with a Denial of Service severity level.
How do I fix CVE-2025-21181?
To fix CVE-2025-21181, apply the relevant security patches provided by Microsoft for your affected software version.
Which versions of Windows are affected by CVE-2025-21181?
CVE-2025-21181 affects various versions of Windows including Windows 11, Windows 10, and multiple iterations of Windows Server.
What types of systems are vulnerable due to CVE-2025-21181?
The vulnerable systems include both desktop versions and server installations of Microsoft Windows.
Is there a known exploit for CVE-2025-21181?
As of now, there is no public evidence of a known exploit actively targeting CVE-2025-21181.
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/title
- agent/type
- collector/msrc-cve
- source/Microsoft
- agent/software-canonical-lookup
- agent/description
- agent/first-publish-date
- agent/softwarecombine
- collector/nvd-api
- source/NVD
- agent/last-modified-date
- agent/severity
- agent/weakness
- agent/author
- agent/source
- agent/event
- agent/tags
- collector/msrc
- vendor/microsoft
- canonical/microsoft windows server 2008 itanium
- canonical/microsoft windows 11
- version/microsoft windows 11/23h2
- canonical/microsoft windows server 2022
- canonical/microsoft windows 10
- version/microsoft windows 10/1809
- version/microsoft windows 10/22h2
- canonical/microsoft windows server 2016
- canonical/microsoft windows server 2012 x64
- version/microsoft windows 10/21h2
- canonical/microsoft windows server 2008 r2
- canonical/microsoft windows server 2019
- canonical/microsoft windows server 2012 r2
- version/microsoft windows 10/1607
- version/microsoft windows 11/24h2
- version/microsoft windows 11/22h2
- canonical/microsoft windows server 2025
- canonical/microsoft windows server 2022 23h2