Joomla! 3.6.4 Released
Joomla! 3.6.4, the latest releases of the 3.x release series 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.
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We are familiar with the implementation of the upgrade and are currently upgrading multiple sites CONTACT US fora free proposal to update your site.