We’ve released Ruby on Rails 2.3.4, this release fixes bugs and introduces a few minor features. Due to the inclusion of two security fixes, all users of the 2.3 series are recommended to upgrade as soon as possible.
2.3.4 contains fixes for two security issues which were reported to us. For more details see the security announcements:
Thanks to the success of the BugMash we have around 100 bug fixes as part of this release. Of particular not is the fix to reloading problems related to rack middleware and rails metals when running in development mode.