Security updates available for Adobe Photoshop | APSB20-63
Bulletin ID Date Published Priority
APSB20-63 
October 20, 2020    
3

Summary

Adobe has released updates for Photoshop for Windows and macOS. These updates resolve a critical vulnerability.  Successful exploitation could lead to arbitrary code execution in the context of the current user. 

Affected Versions

Product Affected version Platform
Photoshop CC  2019 20.0.10 and earlier version
Windows 
Photoshop 2020 21.2.2 and earlier version  
Windows 

Solution

Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the newest version via the Creative Cloud desktop app’s update mechanism.  For more information, please reference this help page.    

Product Updated versions Platform Priority
Photoshop 2020 21.2.3
Windows and macOS 3
Photoshop 2021 22.0
Windows and macOS 3

Note:

For managed environments, IT administrators can use the Admin Console to deploy Creative Cloud applications to end users. Refer to this help page for more information.

Vulnerability details

Vulnerability Category Vulnerability Impact Severity CVE Number
Uncontrolled search path element
Arbitrary code execution    
Critical  
CVE-2020-24420

Acknowledgments

Adobe would like to thank Hou JingYi (@hjy79425575) of Qihoo 360 CERT for reporting these issues and for working with Adobe to help protect our customers.