TYPO3 13.4.30—What’s Changed?

Released: May 26, 2026
Update type: Bugfix and maintenance release

TYPO3 13.4.30 is a maintenance release focusing on dependency updates and minor improvements. Key changes include updates to Symfony and Composer packages, security-related dependency updates for npm packages, and improvements to caching behavior with site-specific cache tags.

Security Fixes

No security fixes in this release.

Editing & UX Improvements

No significant editing or UX changes in this release.

Backend & Administration

  • Install Tool security notice improved — Removed outdated MD5 password hint from Install Tool alert emails to reflect current security practices.

Technical Changes

  • Symfony and Composer packages updated — Updated symfony/* and composer/composer packages to their latest compatible versions for improved stability and security.
  • NPM dev dependencies updated — Fixed known vulnerable npm development dependencies to address security vulnerabilities in the build toolchain.
  • Site-specific cache tags — Current site context is now properly included in cache tag collection, improving cache invalidation accuracy in multi-site setups.
  • PHPStan updated — Raised phpstan/phpstan version for improved static code analysis capabilities.
  • PageDoktypeRegistry documentation — Added explicit documentation about correct usage of PageDoktypeRegistry API.