if you haven't made the changes suggested then the forum is vulnerable to this exploit.
http://www.vbulletin.com/forum/forum/vbulletin-announcements/vbulletin-announcements_a...-1-vbulletin-5
sad part was it was the "vbulletin's" own forum that was just hacked.
http://www.vbulletin.com/forum/forum/vbulletin-announcements/vbulletin-announcements_a...-1-vbulletin-5
sad part was it was the "vbulletin's" own forum that was just hacked.