Unrestricted file upload in GLPI before 0.85.3 allows remote authenticated users to execute arbitrary code by adding a file with an executable extension as an attachment to a new ticket, then accessing it via a direct request to the file in files/_tmp/.

GLPI before 0.85.3 allows remote authenticated users to create super-admin accounts by leveraging permissions to create a user and the _profiles_id parameter to front/user.form.php.