A Joomla 3.4.5 release containing a security fix will be published on Thursday 22nd October at approximately 14:00 UTC

The Joomla Security Strike Team (JSST) has been informed of a critical security issue in the Joomla core.

Since this is a very important security fix, please be prepared to update your Joomla installations next Thursday.

Until the release is out, please understand that we cannot provide any further information.

For more information visit https://www.joomla.org/announcements/release-news/5633-important-security-announcement-pre-release.html