TYPO3 11.3.1

Release Notes

Version 11.3.1

Release Notes for TYPO3 CMS 11.3.1

This document contains information about TYPO3 CMS 11.3.1 which was released on 20.07.2021.

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Checksums of TYPO3 11.3.1


bcecb5daf456155d8c061283127806d216b9fa7b59effeabd65ea91126503bef typo3_src-11.3.1.tar.gz
af6aae6aedf2384a63066818544dcad72302a738172c47f2849a3716c19c8ac6 typo3_src-11.3.1.zip


f793a1fd8f52091105a79d2a318a3e703cc9d947 typo3_src-11.3.1.tar.gz
cedf684dd65230664db1fbfcc97f4b7d68ee11ca typo3_src-11.3.1.zip


ff28cf38e3ae9b78138fb99aacdc0a0a typo3_src-11.3.1.tar.gz
2e6862db02cafbe19917a1ca24751c13 typo3_src-11.3.1.zip


The usual upgrading procedure applies. No database updates are necessary. It might be required to clear all caches; the "important actions" section in the TYPO3 Install Tool offers the accordant possibility to do so.


Here is a list of what was fixed since 11.3.0:

  • 2021-07-20 e16fd6e981 [RELEASE] Release of TYPO3 11.3.1 (thanks to Oliver Hader)
  • 2021-07-20 0b4950163b [SECURITY] Do not log sensitive data in authentication process (thanks to Benni Mack)
  • 2021-07-20 6f8d69d233 [SECURITY] Mitigate XSS related to column names (thanks to Oliver Bartsch)
  • 2021-07-20 843718ec5d [SECURITY] Encode error messages in Query Generatory & Query View (thanks to Oliver Hader)
  • 2021-07-20 a4406f3762 [SECURITY] Mitigate XSS in viewpage (thanks to Oliver Bartsch)
  • 2021-07-20 5a49b34b4f [TASK] Skip another SVG sanitizer test causing seg fault (thanks to Christian Kuhn)
  • 2021-07-20 0c78fae113 [TASK] Skip SVG sanitizer test causing segmentation fault (thanks to Oliver Hader)
  • 2021-07-20 7998a24be2 [TASK] Mitigate downstream CSV code injection (thanks to Oliver Hader)
  • 2021-07-20 8037908606 [BUGFIX] Avoid PHP8 fatal errors in CommandLineUserAuthentication (thanks to Helmut Hummel)
  • 2021-07-19 e566f83213 [BUGFIX] Upgrade packages chart.js, codemirror, ckeditor4 (thanks to Oliver Hader)
  • 2021-07-19 a2a3490b4d [TASK] Streamline identifier usage in SvgFilesSanitization upgrade wizard (thanks to Oliver Hader)
  • 2021-07-16 cc9484741f [TASK] Set TYPO3 version to 11.3.1-dev (thanks to Oliver Hader)