Directory traversal vulnerability in phpPgAdmin 2.2.1 and earlier versions allows remote attackers to execute arbitrary code via a .. (dot dot) in an argument to the sql.php script.
http://www.securityfocus.com/bid/2640
http://www.greatbridge.org/project/phppgadmin/cvs/checkout.php/phpPgAdmin/ChangeLog?r=1.13
http://archives.neohapsis.com/archives/bugtraq/2001-04/0396.html