Accordins the official information from Joomla! they have announced the immediate availability of Joomla 1.5.13 This release contains 26 bug fixes, two moderate-level security fixes and one low-level security fix. It has been 3 weeks since Joomla 1.5.12 was released on July 1, 2009. The Development Working Group’s goal is to continue to provide regular, frequent updates to the Joomla community.