The JForum2 Project is proud to announce the release of version 2.4.1 of JForum. This release includes bug fixes, security fixes and new features compared to version 2.4.0, and all should upgrade. You can find the announcement here. The binaries are on SourceForge. You might also want to read through the list of changes (and possibly previous ones) at https://code.google.com/p/jforum2/w/list; that's also where upgrade instructions can be found if you have an earlier version installed.