What is the severity of CVE-2022-26809?

CVE-2022-26809 is rated as critical due to its potential for remote code execution.

How do I fix CVE-2022-26809?

To fix CVE-2022-26809, apply the relevant security updates published by Microsoft.

Which versions of Windows are affected by CVE-2022-26809?

CVE-2022-26809 affects multiple Windows versions, including Windows 10, Windows 8.1, and Windows Server editions.

Can CVE-2022-26809 be exploited remotely?

Yes, CVE-2022-26809 can be exploited remotely without authentication.

What are the potential impacts of CVE-2022-26809?

Exploitation of CVE-2022-26809 could allow an attacker to execute arbitrary code on the affected system.

Vulnerability/
CVE-2022-26809

critical

12/4/2022

15/4/2022

2/1/2025

CVE-2022-26809: Remote Procedure Call Runtime Remote Code Execution Vulnerability

First published: Tue Apr 12 2022(Updated: )

Remote Procedure Call Runtime Remote Code Execution Vulnerability

Credit: secure@microsoft.com

Affected Software	Affected Version	How to fix
Microsoft Windows 7		fix available externally fix available externally
Microsoft Windows Server	=20H2	fix available externally
Microsoft Windows 7		fix available externally fix available externally
Microsoft Windows Server 2008 R2		fix available externally fix available externally
Microsoft Windows Server 2012 R2		fix available externally fix available externally
Microsoft Windows Server 2012 R2		fix available externally fix available externally
Microsoft Windows Server 2008 R2		fix available externally fix available externally
Microsoft Windows RT		fix available externally
Microsoft Windows Server		fix available externally fix available externally
Microsoft Windows Server		fix available externally fix available externally
Microsoft Windows Server		fix available externally fix available externally
Microsoft Windows Server		fix available externally fix available externally
Microsoft Windows Server		fix available externally fix available externally
Microsoft Windows Server		fix available externally fix available externally
Microsoft Windows 8.1		fix available externally fix available externally
Microsoft Windows 8.1		fix available externally fix available externally
Microsoft Windows Server 2019		fix available externally
Microsoft Windows Server 2019		fix available externally
Windows 11	=21H2	fix available externally
Windows 11	=21H2	fix available externally
Microsoft Windows Server 2022		fix available externally
Microsoft Windows Server 2022		fix available externally
Microsoft Windows Server 2016		fix available externally
Microsoft Windows Server 2016		fix available externally
Windows 10	=20H2	fix available externally
Windows 10	=20H2	fix available externally
Windows 10	=20H2	fix available externally
Windows 10	=1809	fix available externally
Windows 10	=1809	fix available externally
Windows 10	=1809	fix available externally
Windows 10	=1607	fix available externally
Windows 10	=1607	fix available externally
Windows 10	=21H1	fix available externally
Windows 10	=21H1	fix available externally
Windows 10	=21H1	fix available externally
Windows 10	=21H2	fix available externally
Windows 10	=21H2	fix available externally
Windows 10	=21H2	fix available externally
Windows 10	=1909	fix available externally
Windows 10	=1909	fix available externally
Windows 10	=1909	fix available externally
Windows 10		fix available externally
Windows 10		fix available externally
Windows 10
Windows 10	=20h2
Windows 10	=21h1
Windows 10	=21h2
Windows 10	=1607
Windows 10	=1809
Windows 10	=1909
Windows 11
Windows 11
Microsoft Windows 7	=sp1
Microsoft Windows
Microsoft Windows RT
Microsoft Windows Server	=sp2
Microsoft Windows Server	=r2-sp1
Microsoft Windows Server
Microsoft Windows Server	=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016	=20h2
Microsoft Windows Server 2019
Microsoft Windows Server 2022

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Reference Links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26809 (Advisory)

Frequently Asked Questions

What is the severity of CVE-2022-26809?
CVE-2022-26809 is rated as critical due to its potential for remote code execution.
How do I fix CVE-2022-26809?
To fix CVE-2022-26809, apply the relevant security updates published by Microsoft.
Which versions of Windows are affected by CVE-2022-26809?
CVE-2022-26809 affects multiple Windows versions, including Windows 10, Windows 8.1, and Windows Server editions.
Can CVE-2022-26809 be exploited remotely?
Yes, CVE-2022-26809 can be exploited remotely without authentication.
What are the potential impacts of CVE-2022-26809?
Exploitation of CVE-2022-26809 could allow an attacker to execute arbitrary code on the affected system.

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