{"id":"BIT-moodle-2025-67853","summary":"Moodle: moodle: brute-force facilitation due to missing rate limiting in confirmation email service","details":"A flaw was found in Moodle. A remote attacker could exploit a lack of proper rate limiting in the confirmation email service. This vulnerability allows attackers to more easily enumerate or guess user credentials, facilitating brute-force attacks against user accounts.","aliases":["CVE-2025-67853","GHSA-5cx4-w4fh-fr57"],"modified":"2026-09-08T08:48:15.587384124Z","published":"2026-02-12T08:51:08.996Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*"]},"references":[{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2025-67853"},{"type":"ADVISORY","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2423847"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-67853"}],"affected":[{"package":{"name":"moodle","ecosystem":"Bitnami","purl":"pkg:bitnami/moodle"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.1.22"},{"introduced":"4.4.0"},{"fixed":"4.4.11"},{"introduced":"4.5.0"},{"fixed":"4.5.8"},{"introduced":"5.0.0"},{"fixed":"5.0.4"},{"introduced":"5.1.0"},{"fixed":"5.1.1"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/moodle/BIT-moodle-2025-67853.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}],"schema_version":"1.9.0"}