TYPO3 10.2.1

Release Notes

Version 10.2.1

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Release Notes for TYPO3 CMS 10.2.1

This document contains information about TYPO3 CMS 10.2.1 which was released on 17.12.2019.

Get TYPO3 10.2.1 now

Checksums of TYPO3 10.2.1


9f10c110dcfd8b33c02b102c3a75209646b0e6897ff026b44804bbac20921bd0 typo3_src-10.2.1.tar.gz
634dc219fccfdf2a91cabc70ca256cde28269df86e875fa814624349b4d0924f typo3_src-10.2.1.zip


043efe4fc4af38a47d76f6fd0e13f14ecf21b7e7 typo3_src-10.2.1.tar.gz
84e54ee9090c4591e4e786f300be53fe23eb089f typo3_src-10.2.1.zip


21095a63f7e377f80676579a78144939 typo3_src-10.2.1.tar.gz
68384498a97dcbfddc079da6e4abf903 typo3_src-10.2.1.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 10.2.0:

  • 2019-12-17 aa2abdaf0d [RELEASE] Release of TYPO3 10.2.1 (thanks to Oliver Hader)
  • 2019-12-17 8d05c31531 [SECURITY] Avoid insecure deserialization in QueryGenerator & QueryView (thanks to Frank Naegler)
  • 2019-12-17 e1e56e7b6a [SECURITY] Prevent SQLi in ext:lowlevel QueryGenerator (thanks to Frank Naegler)
  • 2019-12-17 4ec29f44ac [SECURITY] Avoid directory traversal on archive extraction (thanks to Andreas Fernandez)
  • 2019-12-17 044d7dbe28 [SECURITY] XSS in file list through file extension (thanks to Andreas Fernandez)
  • 2019-12-17 25f796b94e [SECURITY] Avoid XSS by correctly encoding typolink results (thanks to Oliver Hader)
  • 2019-12-17 e971b012c8 [SECURITY] Prevent XSS in EXT:form error message output (thanks to Frank Naegler)
  • 2019-12-17 d075cdeaf3 [TASK] Streamline frontend user password recovery process (thanks to Oliver Hader)
  • 2019-12-17 6ea5b19c76 [BUGFIX] Don't import PHP class in ext_localconf.php (thanks to Andreas Fernandez)