Multiple directory traversal vulnerabilities in PHP-Fusion before 7.02.06 allow remote authenticated users to include and execute arbitrary files via a .. (dot dot) in the (1) user_theme parameter to maincore.php; or remote authenticated administrators to delete arbitrary files via the (2) enable parameter to administration/user_fields.php or (3) file parameter to administration/db_backup.php.
http://www.php-fusion.co.uk/news.php?readmore=569
http://www.openwall.com/lists/oss-security/2013/03/03/2