{"id":"GHSA-r2wx-46gp-rp3h","summary":"Moodle Improper Input Validation","details":"Unsafe direct use of $_SERVER['HTTP_REFERER'] in admin/tool/mfa/index.php. The referrer URL used by MFA required additional sanitizing, rather than being used directly.","aliases":["BIT-moodle-2024-33999","CVE-2024-33999"],"modified":"2025-05-31T06:26:56.539177Z","published":"2024-05-31T21:30:53Z","database_specific":{"cwe_ids":["CWE-20"],"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2024-06-04T15:52:11Z","nvd_published_at":"2024-05-31T20:15:09Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-33999"},{"type":"PACKAGE","url":"https://github.com/moodle/moodle"},{"type":"WEB","url":"https://moodle.org/mod/forum/discuss.php?d=458387"},{"type":"WEB","url":"http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-80878"}],"affected":[{"package":{"name":"moodle/moodle","ecosystem":"Packagist","purl":"pkg:composer/moodle/moodle"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.3.0"},{"fixed":"4.3.4"}]}],"versions":["v4.3.0","v4.3.1","v4.3.2","v4.3.3"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/05/GHSA-r2wx-46gp-rp3h/GHSA-r2wx-46gp-rp3h.json"}}],"schema_version":"1.9.0"}