On Christmas Day, Joomla! released what they say as the final release of the 1.0.xx series. Included in the release are 140+ general bug fixes, a number of low-level security fixes, a full security audit of SQL querries, and SSL switchover support.
All users are thereby advised to upgrade to the latest stable version which is 1.0.12 of Joomla! CMS. To make things better, Joomla! also encourage everybody yo check the extensions installed in their system and upgrade to the latest version for a more secured environment. For a list of what are conisdered as vulnerable extensions, please click on this link .