CVE-2018-1000504

Redirection version 2.7.3 contains a ACE via file inclusion vulnerability in Pass-through mode that can result in allows admins to execute any PHP file in the filesystem. This attack appear to be exploitable via Attacker must be have access to an admin account on the target site. This vulnerability appears to have been fixed in 2.8.

Source: CVE-2018-1000504