TYPO3 14.3.4—What’s Changed?

Released: June 16, 2026
Update type: Bugfix and maintenance release

TYPO3 14.3.4 is a maintenance release that addresses 25 bugfixes and improvements, with no security fixes included. This release focuses on stability improvements across the backend, including fixes for scheduler tasks, clipboard permissions, workspace views, and various translation and labeling issues.

Security Fixes

No security fixes in this release.

Editing & UX Improvements

  • Workspace view encoding — Fixed double encoding issue in workspace view that affected content display.
  • Page position selector — Removed invalid position options from the page position select dropdown.
  • Content preview — Added proper null fallback for bullet content elements in the content preview renderer.

Backend & Administration

  • Clipboard permissions — Improved permission checks in Clipboard functionality for root page operations.
  • Scheduler task deserialization — Fixed an issue where scheduler tasks with logger references could not be properly deserialized.
  • Extension configuration labels — Resolved missing labels in extension configuration interface.
  • Translation domains — Fixed missing translation domain usage in linkvalidator mail templates and improved handling of missing packages in TranslationDomainMapper.
  • Document type labels — Corrected the label key reference for doktype (document type) labels.

Technical Changes

  • Extension Scanner stability — Fixed crashes when analyzing code with dynamic method calls.
  • Cache backend improvements — Made the NullBackend cache implementation properly transient.
  • Package management — Prevented VirtualAppPackage from being persisted to PackageStates.php file.
  • PHP 8.3 compatibility — Silenced unserialize() warnings in PHP 8.3 and later versions.
  • File operations — Fixed uploaded resource view helper to use correct index as identifier and ensured forceAbsoluteUrl works properly for FAL files.
  • Image processing — Corrected float precision handling in image crop commands.
  • TypoScript handling — Ensured correct TypoScript overrides are applied for labels.
  • Directory checks — Added automatic creation of missing var/transient directory in system status checks.