CVE-2015-3273: Moodle

Medium severity, CVSS 4.3. EPSS: 1.5% chance of exploitation in the next 30 days.

mod/forum/post.php in Moodle 2.9.x before 2.9.1 does not consider the mod/forum:canposttomygroups capability before authorizing "Post a copy to all groups" actions, which allows remote authenticated users to bypass intended access restrictions by leveraging per-group authorization.

Affected products

• Moodle Moodle: version 2.9.0 only

Published 2016-02-22. Last modified 2026-06-17.