{"id":"CVE-2025-3643","aliases":["BIT-moodle-2025-3643","GHSA-hxgg-4qww-85ph"],"url":"https://o3.security/vulnerability/CVE-2025-3643","summary":"Moodle: reflected xss risk in policy tool","details":"A flaw was found in Moodle. The return URL in the policy tool required additional sanitizing to prevent a reflected Cross-site scripting (XSS) risk.","published":"2025-04-25T14:43:10.125Z","modified":"2026-08-12T03:51:21.277691908Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"epss":{"score":0.00322,"percentile":0.24695,"asOf":"2026-08-30"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"4.1.18"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"4.3.12"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"4.4.8"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"4.5.4"}],"fix":null,"references":[{"type":"WEB","url":"https://git.moodle.org"},{"type":"WEB","url":"https://moodle.org/mod/forum/discuss.php?d=467604"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2025-3643"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/3xxx/CVE-2025-3643.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-3643"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2359742"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:21.277691908Z"}}