CVE-2021-40643
EyesOfNetwork before 07-07-2021 has a Remote Code Execution vulnerability on the mail options configuration page. In the location of the "sendmail" application in the "cacti" configuration page (by default/usr/sbin/sendmail) it is possible to execute any command, which will be executed when we make a test of the configuration ("send test mail").
Source: CVE-2021-40643