Multiple SQL injection vulnerabilities in phpWebsite 0.83 and earlier allow remote attackers to execute arbitrary SQL commands via the sid parameter to (1) friend.php or (2) article.php.
https://exchange.xforce.ibmcloud.com/vulnerabilities/25328
http://www.vupen.com/english/advisories/2006/1039
http://www.securityfocus.com/archive/1/430870/100/0/threaded