Secunia Security Advisory – A weakness has been reported in the Aardvertiser component for Joomla!, which can be exploited by malicious, local users to manipulate certain data and potentially gain escalated privileges.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/92429/sa40882.txt
Source: https://packetstormsecurity.com/files/92429/Secunia-Security-Advisory-40882.html