Directory traversal vulnerability in docs.php in MailWatch for MailScanner 1.0.4 and earlier allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the doc parameter.
https://www.exploit-db.com/exploits/6552
https://exchange.xforce.ibmcloud.com/vulnerabilities/45393
https://euvd.enisa.europa.eu/vulnerability/EUVD-2008-5961