Moodle 3.9.21

Unsupported Moodle Version

This version of Moodle is no longer supported and will not receive fixes for security risks.
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