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Moodle 3.9.11

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: 8 November 2021

Here is the full list of fixed issues in 3.9.11.

Backported bug fixes

  • MDL-72621 - Drop support for $CFG->admin
  • MDL-72515 - Plugins overview page calls curl unnecessarily

Security fixes

  • MSA-21-0038 Remote code execution risk when restoring malformed backup file
  • MSA-21-0039 Upgrade moodle-mlbackend-python and update its reference in /lib/mlbackend/python/classes/processor.php (upstream). Please note: If you are using Moodle Analytics, an upgrade to mlbackend version 2.6.4 is required. See the Analytics settings documentation for more information about how to upgrade.
  • MSA-21-0040 Reflected XSS in filetype admin tool
  • MSA-21-0041 CSRF risk on delete related badge feature
  • MSA-21-0042 IDOR in a calendar web service allows fetching of other users' action events