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Joomla 5.4.5 fixes editor, media and form issues
Joomla 5.4.5 is a bugfix release for the 5.x series, with corrections spanning media handling, editor styling, custom fields, module events and form validation.
The Joomla project published 5.4.5 on 14 April 2026. Administrators running the 5.x series can choose a full package for a new installation or an update package for an existing site from the official download page.
The changes include fixes for:
- Recursion prevention in the
loadposition/loadmoduleplugin. - Double timezone conversion in
Media Managerfile dates and a reset issue affecting rotate-angle input. - RTL/LTR corner-radius handling in
Media Manager. onContentPreparehandling inmod_articles.- Regular-expression matching in
ShowOnRulefor custom fields. - Loading non-minified custom CSS in
TinyMCEwhen no minified file exists. - Validation highlighting for required modal category fields.
The release also adds a warning when duplicate subform fields are removed during saving and corrects documentation and template-path details. Developers and site owners can review the complete change list on GitHub before testing the update in their normal deployment process. Download options are available at the Joomla CMS downloads site.
Published by the Joomla Project.