A bug allows threat actors to launch malicious code on Acrobat Reader remotely, and it’s already being used in the wild.
https://www.techradar.com/pro/security/adobe-acrobat-reader-has-a-serious-security-flaw-so-patch-now
https://www.techradar.com/pro/security/adobe-acrobat-reader-has-a-serious-security-flaw-so-patch-now