Security announcements | Moodle.org

The cURL wrapper in Moodle retained the original request headers when following redirects, so HTTP authorization header information could be unintentionally sent in requests to redirect URLs.

Insufficient escaping of calendar event titles resulted in a stored XSS risk in the event deletion prompt.

Insufficient capability checks meant it was possible for users to gain access to BigBlueButton join URLs they did not have permission to access.

Insufficient checks whether ReCAPTCHA was enabled made it possible to bypass the checks on the login page. This did not affect other pages where ReCAPTCHA is utilised.

Actions in the admin management of analytics models did not include the necessary token to prevent a CSRF risk.

The logout option within MFA did not include the necessary token to avoid the risk of users inadvertently being logged out via CSRF.

The site log report required additional encoding of event descriptions to ensure any HTML in the content is displayed in plaintext instead of being rendered.

In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user with both access to restore database activity modules and direct access to the web server outside of the Moodle webroot could execute a local file include.

In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user with both access to restore wiki modules and direct access to the web server outside of the Moodle webroot could execute a local file include.

In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user with both access to restore workshop modules and direct access to the web server outside of the Moodle webroot could execute a local file include.