A flaw was found in Moodle. Insufficient access control checks on H5P content files allow unauthenticated remote attackers to view restricted materials, including content stored in the system context and files belonging to hidden or unavailable course modules. This issue results in unauthorized information disclosure of protected content.
https://moodle.org/mod/forum/discuss.php?d=482830
https://github.com/moodle/moodle/commit/4b42ce4ed1d132214fd4b7d4b5f4f0387ec28a49
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-118220