SQL injection vulnerability in admin/categories.php in Dotclear before 2.6.3 allows remote authenticated users with the manage categories permission to execute arbitrary SQL commands via the categories_order parameter.
http://www.securityfocus.com/archive/1/532185/100/0/threaded
http://seclists.org/fulldisclosure/2014/May/109
http://packetstormsecurity.com/files/126768/Dotclear-2.6.2-SQL-Injection.html