{"id":"CVE-2021-36395","aliases":["BIT-moodle-2021-36395","GHSA-273w-7fxj-pcp6"],"url":"https://o3.security/vulnerability/CVE-2021-36395","summary":"Moodle vulnerable to Uncontrolled Resource Consumption","details":"In Moodle, the file repository's URL parsing required additional recursion handling to mitigate the risk of recursion denial of service.","published":"2023-03-06T21:15:10.513Z","modified":"2026-07-09T05:14:11.468444Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.11.1"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.10.5"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"3.9.8"}],"fix":null,"references":[{"type":"FIX","url":"https://moodle.org/mod/forum/discuss.php?d=424801"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T05:14:11.468444Z"}}