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Microsoft Windows CSRSS CVE-2022-22026 Elevation of Privilege Vulnerability

description-logoDescription

Privilege-escalation vulnerability in Windows CSRSS allows locally authenticated attackers to bypass AppContainer boundaries and gain SYSTEM rights, affecting Windows 10 and Windows Server 2016-2022.

affected-products-logoAffected Applications

Windows RT 8.1
Windows Server 2022
Windows Server version 20H2 (Server Core Installation)
Windows Server 2016
Windows Server 2012
Windows 8
Windows 7
Windows 10
Windows 11
Windows Server 2019
Windows Server 2008

Version Updates

Date Version Status Detail
2022-07-13 1.00324
New
 Windows RT 8.
1,Windows Server 2022,Windows Server version 20H2 (Server Core Installation),Windows Server 2016,Windows Server 2012,Windows 8,Windows 7,Windows 10,Windows 11,Windows Server 2019,Windows Server 2008

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22026
ID 72739
Created Jul 12, 2022
Description
Updated		 Jan 10, 2026
CVE ID
Risk black-background-circle-icon black-background-circle-icon black-background-circle-icon black-background-circle-icon lightgray-background-circle-icon
Coverage FortiClient
OS Windows
Vendor Microsoft
Patch auto
Application Windows RT 8.1 , Windows Server 2022 , Windows Server version 20H2 (Server Core Installation) , Windows Server 2016 , Windows Server 2012 , Windows 8 , Windows 7 , Windows 10 , Windows 11 , Windows Server 2019 , Windows Server 2008