TYPO3 9.5.8 and 8.7.27 security releases published

Categories: Development, TYPO3 CMS Created by Benni Mack
The TYPO3 Community announces the versions 9.5.8 LTS and 8.7.27 LTS of the TYPO3 Enterprise Content Management System.

We are announcing the release of the following TYPO3 updates:

  • TYPO3 9.5.8 LTS
  • TYPO3 8.7.27 LTS

All versions are security releases and contain important security fixes - read the corresponding Security Advisories here:

Important note regarding security updates

Some security fixes can be considered as breaking changes in order to apply strong security defaults. Please read the security bulletins carefully - manual adjustments concerning backward compatibility are described there as well.

Important non-security related changes

TYPO3 v9.5.8 LTS contains some note-worthy changes that site administrators and extension authors should be aware of:

  1. The MetaTag API does not create multiple cache entries for a single page anymore, as this is now handled via the regular page cache entries

Further upgrade instructions

No database upgrades are required for this maintenance release.


TYPO3 can be installed in various ways. For example the traditional way by using the source package at get.typo3.org or the modern way by setting up a project using composer, to name just two. Further details can be found in the according release notes: