{"id":"CVE-2019-14880","aliases":["GHSA-rv62-6f56-j83w"],"url":"https://o3.security/vulnerability/CVE-2019-14880","summary":"Moodle Oauth 2 Insufficiently Protects Against Compromise","details":"A vulnerability was found in Moodle versions 3.7 before 3.7.3, 3.6 before 3.6.7, 3.5 before 3.5.9 and earlier. OAuth 2 providers who do not verify users' email address changes require additional verification during sign-up to reduce the risk of account compromise.","published":"2020-03-31T16:15:13.813Z","modified":"2026-07-08T20:57:09.003445Z","cvss":{"score":9.1,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"},"epss":{"score":0.01106,"percentile":0.64216,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.7.3"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.6.7"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.5.9"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://moodle.org/security/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14880"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T20:57:09.003445Z"}}