SQL injection vulnerability in the JV Comment (com_jvcomment) component before 3.0.3 for Joomla! allows remote authenticated users to execute arbitrary SQL commands via the id parameter in a comment.like action to index.php.
https://www.htbridge.com/advisory/HTB23195
https://exchange.xforce.ibmcloud.com/vulnerabilities/90532
http://www.securityfocus.com/bid/64661
http://www.securityfocus.com/archive/1/530872/100/0/threaded
http://www.exploit-db.com/exploits/31175
http://extensions.joomla.org/extensions/contacts-and-feedback/articles-comments/23394