Multiple SQL injection vulnerabilities in phpCoin 1.2.2 allow remote attackers to execute arbitrary SQL commands via the (1) search parameter to index.php, (2) phpcoinsessid parameter to login.php, (3) id, (4) dtopic_id, or (5) dcat_id to mod.php.
https://exchange.xforce.ibmcloud.com/vulnerabilities/20308
https://euvd.enisa.europa.eu/vulnerability/EUVD-2005-1387
http://www.vupen.com/english/advisories/2005/0423
http://www.securityfocus.com/bid/13433
http://securitytracker.com/id?1013834
http://pridels0.blogspot.com/2006/03/phpcoin-poc.html