A new revision (5.3.21) for the Simplicité platform current minor version (5.3) is now available on the version 5 template’s 5.3 branch and/or as the 5.3 Docker image tag
Please read this revision’s release note for details.
Note that some important security-related fixes included in this 5.3.21 revision and previous revisions of minor version 5.3 have also been backported to the previous minor versions of version 5 (5.0, 5.1 and 5.2)
If you are still using these deprecated minor versions of version 5 - which you definitely shouldn’t - make sure to upgrade to these latest post-maintenance revisions as soon as possible and consider upgrading to the long term maintenance minor version 5.3.