SQL injection vulnerability in usersettings.php in e107 0.7.15 and earlier, when "Extended User Fields" is enabled and magic_quotes_gpc is disabled, allows remote attackers to execute arbitrary SQL commands via the hide parameter, a different vector than CVE-2005-4224 and CVE-2008-5320.
https://www.exploit-db.com/exploits/8495
https://exchange.xforce.ibmcloud.com/vulnerabilities/49981
http://www.securityfocus.com/bid/34614