Make sure to update your Joomla site as soon as possible.
his is a security release addressing three security issues. The Production Leadership Team's goal is to continue to provide regular, frequent updates to the Joomla community. Learn more about Joomla! development at the Developer Site.
The update process is very simple, and complete instructions are available here. Note that there are now easier and better ways of updating than copying the files with FTP.
Note: Please read the update instructions before updating.