The link to update all installed language packs did not include the necessary token to prevent a CSRF risk.

A flaw was found in moodle. Insufficient sanitizing of data when performing a restore could result in a cross-site scripting (XSS) risk from malicious backup files.

Content output by the database auto-linking filter required additional sanitizing to prevent an XSS risk.

To address a cache poisoning risk in Moodle, additional validation for local storage was required.

A flaw was found in pdfTeX. Insufficient sanitizing in the TeX notation filter resulted in an arbitrary file read risk on sites where pdfTeX is available, such as those with TeX Live installed.

A flaw was found in Moodle. When restricting access to a lesson activity with a password, certain passwords could be bypassed or less secure due to a loose comparison in the password-checking logic. This issue only affected passwords set to "magic hash" values.

A flaw was found in Moodle. Dynamic tables did not enforce capability checks, which resulted in users having the ability to retrieve information they did not have permission to access.

A flaw was found in Moodle. Additional checks were required to ensure users can only delete their OAuth2-linked accounts.

A vulnerability was found in Moodle. Additional checks are required to ensure users can only edit or delete RSS feeds that they have permission to modify.

A vulnerability was found in Moodle. It is possible for users with the "send message" capability to view other users' names that they may not otherwise have access to via an error message in Messaging. Note: The name returned follows the full name format configured on the site.