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Moodle 3.9.21

Unsupported Moodle Version
This version of Moodle is no longer supported for general bug fixes.
You are encouraged to upgrade to a supported version of Moodle.

Release date: 24 April 2023

Here is the full list of fixed issues in 3.9.21.

Accessibility improvements

  • MDL-77761 - Editor format select element does not have a label

Security improvements

  • MDL-76680 - Prevent $USER->ignoresesskey from remaining enabled beyond its intended usage
  • MDL-73610 - Upgrade xmldom dev dependency

Security fixes

  • MSA-23-0015 - Minor SQL injection risk in external Wiki method for listing pages