The Joomla Project is pleased to announce the immediate availability of Joomla 1.5.7 [Wovusani]. This is a security release and contains a number of bug fixes, improvements as well as security fixes. It is strongly recommended that users immediately upgrade. It has been nearly four weeks since Joomla 1.5.6 was released on August 12, 2008. The Development Working Group's goal is to continue to provide regular, frequent updates to the Joomla community.