Unspecified vulnerability in Joomla! 2.5.x before 2.5.5 allows remote attackers to obtain sensitive information via vectors related to "Inadequate filtering" and a "SQL error."
https://exchange.xforce.ibmcloud.com/vulnerabilities/76414
http://www.securityfocus.com/bid/54073
http://www.openwall.com/lists/oss-security/2012/06/19/2
http://www.joomla.org/announcements/release-news/5427-joomla-255-released.html
http://secunia.com/advisories/49605
http://developer.joomla.org/security/news/471-20120602-core-information-disclosure