{"id":"CVE-2016-2154","aliases":["GHSA-fmq9-58q4-xjw5"],"url":"https://o3.security/vulnerability/CVE-2016-2154","summary":"Moodle allows attackers to discover hidden course names","details":"admin/tool/monitor/lib.php in Event Monitor in Moodle 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 does not consider the moodle/course:viewhiddencourses capability, which allows remote authenticated users to discover hidden course names by subscribing to a rule.","published":"2016-05-22T20:59:03.097Z","modified":"2026-07-08T12:44:36.270588Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"2.8.11"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"2.9.5"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.0.3"}],"fix":null,"references":[{"type":"WEB","url":"http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-51167"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2016/03/21/1"},{"type":"WEB","url":"http://www.securitytracker.com/id/1035333"},{"type":"ADVISORY","url":"https://moodle.org/mod/forum/discuss.php?d=330176"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T12:44:36.270588Z"}}