The Mustache pix helper contained a potential Mustache injection risk if combined with user input (note: This did not appear to be implemented/exploitable anywhere in the core Moodle LMS).
{ "cpes": [ "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "cpe:2.3:a:moodle:moodle:3.11.0:-:*:*:*:*:*:*", "cpe:2.3:a:moodle:moodle:3.9.0:-:*:*:*:*:*:*", "cpe:2.3:a:moodle:moodle:4.0.0:-:*:*:*:*:*:*", "cpe:2.3:a:moodle:moodle:4.1.0:-:*:*:*:*:*:*", "cpe:2.3:a:moodle:moodle:4.1.1:*:*:*:*:*:*:*" ], "severity": "Critical" }