When duplicating a BigBlueButton activity, the original meeting ID was also duplicated instead of using a new ID for the new activity. This could provide unintended access to the original meeting.

Separate Groups mode restrictions were not honoured in the forum summary report, which would display users from other groups.

In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user who also has direct access to the web server outside of the Moodle webroot could utilise a local file include to achieve remote code execution.

Insufficient web service capability checks made it possible to move categories a user had permission to manage, to a parent category they did not have the capability to manage.

Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection.

The course upload preview contained an XSS risk for users uploading unsafe data.

ID numbers displayed in the quiz grading report required additional sanitizing to prevent a stored XSS risk.

H5P metadata automatically populated the author with the user's username, which could be sensitive information.

Wiki comments required additional sanitizing and access restrictions to prevent a stored XSS risk and potential IDOR risk.

Students in "Only see own membership" groups could see other students in the group, which should be hidden.