{"id":"CVE-2018-1133","aliases":["GHSA-xh2j-q4mc-v522"],"url":"https://o3.security/vulnerability/CVE-2018-1133","summary":"Moodle calculated question type allows remote code execution by Question authors","details":"An issue was discovered in Moodle 3.x. A Teacher creating a Calculated question can intentionally cause remote code execution on the server, aka eval injection.","published":"2018-05-25T12:29:00.230Z","modified":"2026-07-08T14:59:45.955439Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":4,"affectedPackages":[{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.1.12"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.2.9"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.3.6"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.4.3"}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/104307"},{"type":"FIX","url":"https://moodle.org/mod/forum/discuss.php?d=371199"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/46551/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2018-1133"},{"type":"PACKAGE","url":"https://github.com/moodle/moodle"},{"type":"WEB","url":"https://www.exploit-db.com/exploits/46551"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T14:59:45.955439Z"}}