project/register.php in Tuleap before 7.7, when sys_create_project_in_one_step is disabled, allows remote authenticated users to conduct PHP object injection attacks and execute arbitrary PHP code via the data parameter.Referenceshttp://www.securityfocus.com/bid/71335http://www.securityfocus.com/archive/1/534105/100/0/threadedhttp://seclists.org/fulldisclosure/2014/Nov/101http://packetstormsecurity.com/files/129309/Tuleap-7.6-4-PHP-Object-Injection.htmlhttp://karmainsecurity.com/KIS-2014-13