Big Name Updates
A lot of the big names in CMS land have release minor updates for their systems. Joomla has released 1.5.12 which contains a number of bug fixes and some moderate-level security fixes. Drupal 6.13 and 5.19 are maintenance releases fixing problems reported using the bug tracking system, as well as critical security vulnerabilities. TYPO3 has released 4.2.8, 4.1.12 and 4.0.13 that contain only bugfixes and minor security improvements.