Adobe has released security updates to address vulnerabilities in RoboHelp, Bridge, Digital Editions and Photoshop.  An attacker could exploit some of these vulnerabilities to take control of an affected system.

For details, please refer to:

https://us-cert.cisa.gov/ncas/current-activity/2021/04/13/adobe-releases-security-updates

https://helpx.adobe.com/security/products/robohelp/apsb21-20.html

https://helpx.adobe.com/security/products/bridge/apsb21-23.html

https://helpx.adobe.com/security/products/Digital-Editions/apsb21-26.html

https://helpx.adobe.com/security/products/photoshop/apsb21-28.html