Joomla! 3.6.4 is now available. This is a security release for the 3.x series of Joomla! which addresses three critical security vulnerabilities and a bug fix for two-factor authentication. We strongly recommend that you update your sites immediately.
This release only contains the security fixes and bug fix; no other changes have been made compared to the Joomla! 3.6.3 release.
This announcement was revised on 27 October to include a third vulnerability confirmed after the release, please see this announcement
for additional information.
What's in 3.6.4
Version 3.6.4 is released to address two critical security issues and a bug regarding two-factor authentication.
Security Issues Fixed
- High Priority - Core - Account Creation (affecting Joomla! 3.4.4 through 3.6.3) More information »
- High Priority - Core - Elevated Privileges (affecting Joomla! 3.4.4 through 3.6.3) More information »
- High Priority - Core - Account Modifications (affecting Joomla! 3.4.4 through 3.6.3) More information »
- [#12497] Two-Factor Authentication encryption fix
Please see the documentation wiki for FAQ’s regarding the 3.6.4 release.