Wordpress developer just released the latest version of wordpress, Currently available on version 3.0.3. This is a security upadate for the previous release. This release fixes issues in the remote publishing interface, which under certain circumstances allowed Author- and Contributor-level users to improperly edit, publish, or delete posts. These issues only affect sites that have remote publishing enabled.
Now you can update the latest release by automatic or manually. For updating manually Please download the latest version here. Enjoy wordpress