{"id":"CVE-2023-28333","aliases":["BIT-moodle-2023-28333","GHSA-q2x3-2f9g-h559"],"url":"https://o3.security/vulnerability/CVE-2023-28333","summary":"Moodle: pix helper potential mustache code injection risk","details":"The Mustache pix helper contained a potential Mustache injection risk if combined with user input (note: This did not appear to be implemented/exploitable anywhere in the core Moodle LMS).","published":"2023-03-23T00:00:00Z","modified":"2026-08-12T03:51:34.034895023Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"4.1.2"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"4.0.7"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.11.13"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.9.20"}],"fix":{"url":"https://github.com/moodle/moodle/commit/128c0c21607a71f411611a0104b2a8c858dd6fca","label":"moodle/moodle@128c0c2"},"references":[{"type":"WEB","url":"https://git.moodle.org"},{"type":"WEB","url":"https://moodle.org/mod/forum/discuss.php?d=445065"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28333.json"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3QZN34VSF4HTCW3C3ZP2OZYSLYUKADPF/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28333"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2179422"},{"type":"WEB","url":"https://github.com/moodle/moodle/commit/128c0c21607a71f411611a0104b2a8c858dd6fca"},{"type":"WEB","url":"https://git.moodle.org/gw?p=moodle.git;a=commitdiff;h=128c0c21607a71f411611a0104b2a8c858dd6fca"},{"type":"PACKAGE","url":"https://github.com/moodle/moodle"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3QZN34VSF4HTCW3C3ZP2OZYSLYUKADPF"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3QZN34VSF4HTCW3C3ZP2OZYSLYUKADPF"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:34.034895023Z"}}