CVE-2017-15970
PHP CityPortal 2.0 allows SQL Injection via the nid parameter to index.php in a page=news action, or the cat parameter.
Date published : 2017-10-29
https://www.exploit-db.com/exploits/43089/
https://packetstormsecurity.com/files/144440/PHP-CityPortal-2.0-SQL-Injection.html