Directory traversal vulnerability in www/editor/tiny_mce/langs/language.php in eFront 3.5.x through 3.5.5 allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the langname parameter.
http://www.securityfocus.com/archive/1/510155/100/0/threaded
http://www.efrontlearning.net/product/efront-news/265-important-security-fix.html
http://www.coresecurity.com/content/efront-php-file-inclusion