Directory traversal vulnerability in redir.php in Foafgen 0.3 allows remote attackers to read arbitrary files via a .. (dot dot) in the foaf parameter.
https://www.exploit-db.com/exploits/2506
https://exchange.xforce.ibmcloud.com/vulnerabilities/29443
http://www.vupen.com/english/advisories/2006/4009
http://www.securityfocus.com/bid/20454
http://www.securityfocus.com/archive/1/448096/100/0/threaded