Dmx Forum 2.1a allows remote attackers to obtain username and password information via a direct request to pops/edit.php with a modified membre parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/26949
http://www.vupen.com/english/advisories/2006/2154
http://www.securityfocus.com/bid/18286
http://secunia.com/advisories/20450
http://archives.neohapsis.com/archives/bugtraq/2006-05/0799.html