TYPO3 14.3.1—What’s Changed?
Released: May 12, 2026
Update type: Bugfix and maintenance release
TYPO3 14.3.1 is a maintenance release that addresses numerous bugs and stability issues discovered since 14.3.0. This release includes important fixes for the page module drag-and-drop functionality, scheduler task execution, installation process improvements, and various backend usability enhancements. No security vulnerabilities are addressed in this release.
Security Fixes
No security fixes in this release.
Editing & UX Improvements
- Page module drag and drop restored — Fixed usable drag and drop functionality in long page module views.
- Improved form deletion messages — Enhanced user feedback when deleting forms in ext:form.
- Better button visibility — Improved visibility of the save button in extension settings.
- Page creation wizard positioning — Fixed honor of insertPosition parameter when creating new pages.
- Relaxed size constraints — Improved layout of page creation wizard and live search dialogs.
- Vertical button alignment — Restored proper vertical alignment of button groups throughout the backend.
Backend & Administration
- Scheduler task execution fixes — Resolved issues with task execution logging and update capabilities.
- Installation process improvements — Fixed encryption key generation during initial setup and proper package setup timing.
- Backend module cache warming — Corrected alias adaptation when warming the backend module cache.
- Install tool stability — Fixed crashes on login warning emails and improved auto-generated password output.
- User settings improvements — Fixed avatar upload with partitioned field names and merged deprecated user settings properly.
- Memory limit increase — Raised minimum memory requirement to 256MB and recommended to 512MB.
Technical Changes
- TypoScript multibyte support — Fixed handling of multibyte characters in TypoScript configuration.
- Cache lifetime calculations — Allowed calculated cache lifetimes higher than 24 hours.
- Page cache invalidation — Added proper cache invalidation on project path changes.
- Site route matching — Fixed route matching for slugs identical to site path.
- Testing framework migration — Migrated numerous Codeception tests to Playwright for improved stability.
- DataHandler improvements — Avoided false-positive “version of a version” warnings in DataHandler operations.
- PHP-CS-Fixer upgrade — Updated ruleset to @PER-CS3x0 standard.