A bit like buses, E107 releases sometimes come in pairs - usually because a bug which affects a fair number of people has crept in under the radar of those who regularly update from CVS.
More to the point, on this occasion there's a fix for a security vulnerability which can potentially affect those with certain server configurations. Thanks to Fanat1k for finding this one.
Relatively few files have changed, so you're recommended to apply the full update as soon as
You can get the new version here: http://e107.org/edownload.php
e107 is open-source and of course, free. None of the developers of this software are paid, but donations do help to cover our monthly dedicated-server costs. If you like and use e107, please consider making a $5 monthly donation. Every little bit helps and is greatly appreciated. Thank you.