Joomla 3.9.27

Joomla 3.9.27 is now available. This is a security release for the 3.x series of Joomla which addresses 3 security vulnerabilities and contains more than 15 bug fixes and improvements.

What's in 3.9.27?

Joomla 3.9.27 includes 3 security vulnerability fixes and addresses several bugs, including:

Security Issues Fixed

  • [20210501] Low Severity - Low Impact - Adding HTML to the executable block list of MediaHelper::canUpload (affecting Joomla! 3.0.0 through 3.9.26) More information »
  • [20210502] Low Severity - Low Impact - CSRF in AJAX reordering endpoint (affecting Joomla! 3.0.0 through 3.9.26) More information »
  • [20210503] Low Severity - Low Impact - CSRF in data download endpoints (affecting Joomla! 3.0.0 through 3.9.26) More information »

Bug fixes and Improvements

Visit GitHub for the full list of bug fixes.


Upgrade Packages

Upgrade Packages
Joomla 3 upgrade packages

Note: Please read the update instructions before updating.
Remember… Please clear your browser's cache after updating.
Found a bug? Report it on the Joomla Issue Tracker.
Questions? See the documentation wiki for FAQ’s regarding the 3.9.27 release.

A Huge Thank You to Our Volunteers!

A big thank you goes out to everyone that contributed to the 3.9 releases!

Make the next Joomla release even better

Download the upcoming releases from the nightly build page (for testing purposes only - do not use on production sites).
Want an even easier option? Get yourself over to - where you can also test Joomla 4.0 with just one click - no testing environment needed, nothing to install or set up (at all).