SQL injection vulnerability in the classified page (classified.php) in BusinessSpace 1.2 and earlier allows remote attackers to execute arbitrary SQL commands via the id parameter to index.php.
https://www.exploit-db.com/exploits/8011
https://exchange.xforce.ibmcloud.com/vulnerabilities/48606
http://www.securityfocus.com/archive/1/500787/100/0/threaded