SQL injection vulnerability in index.php in the Nice Talk component (com_nicetalk) 0.9.3 and earlier for Joomla! allows remote attackers to execute arbitrary SQL commands via the tagid parameter.
https://www.exploit-db.com/exploits/6794
https://www.exploit-db.com/exploits/4308
https://exchange.xforce.ibmcloud.com/vulnerabilities/36224
http://www.vupen.com/english/advisories/2008/2858