{"id":"CVE-2025-67852","summary":"Moodle: moodle: open redirect vulnerability in oauth login flow allows redirection to malicious sites.","details":"A flaw was found in Moodle. An open redirect vulnerability in the OAuth login flow allows a remote attacker to redirect users to attacker-controlled pages after they have successfully authenticated. This occurs due to insufficient validation of redirect parameters, which could lead to phishing attacks or information disclosure.","aliases":["BIT-moodle-2025-67852","GHSA-qv78-6gpp-hm68"],"modified":"2026-08-12T03:51:44.963764116Z","published":"2026-02-03T10:52:09.893Z","database_specific":{"cwe_ids":["CWE-601"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/67xxx/CVE-2025-67852.json","cna_assigner":"fedora"},"references":[{"type":"WEB","url":"https://github.com/moodle/moodle/"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2025-67852"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/67xxx/CVE-2025-67852.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-67852"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2423844"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/moodle/moodle","events":[{"introduced":"0ea3d45e04c3d54a3a472ddcb11606b30e227c50"},{"fixed":"df1157bb845eabedd31989d6a1a6e18f638ff890"},{"introduced":"ee91c6536f99e1633e2245780c4fe7f47340ed66"},{"fixed":"ca15d0f2e8f29ca605dfff2e05e098db3d461425"},{"introduced":"52c0da7c647bd6ba8c5f61882d88959821a1fb41"},{"fixed":"48c9857449da61ee1efa89e679c30efb58d72484"},{"introduced":"78e860178314c45441a21e0b99455400b8283d48"},{"fixed":"a5b3ac7e43c082e6cb24a6094810735a945ff32e"},{"introduced":"eb47eff0719455a7e1f7a9805bc75dad3f6b3995"},{"fixed":"a3a086d670fc08507853c594042f266b2dd6f613"}],"database_specific":{"extracted_events":[{"introduced":"4.1.0"},{"fixed":"4.1.22"},{"introduced":"4.4.0"},{"fixed":"4.4.12"},{"introduced":"4.5.0"},{"fixed":"4.5.8"},{"introduced":"5.0.0"},{"fixed":"5.0.4"},{"introduced":"5.1.0"},{"fixed":"5.1.1"}],"source":"AFFECTED_FIELD"}}],"versions":["5.1.0-NA","v4.1.21","v4.4.11","v4.5.7","v5.1.0","v5.0.3","v4.1.20","v4.4.10","v4.5.6","v5.0.2","v4.5.5","v5.0.1","v4.1.19","v4.4.9","v4.1.18","v5.0.0","v4.5.4","v4.4.8","v4.5.3","v4.4.7","v4.1.17","v4.5.2","v4.4.6","v4.1.16","v4.5.1","v4.4.5","v4.1.15","v4.5.0","v4.4.4","v4.1.14","v4.1.13","v4.4.3","v4.4.2","v4.1.12","v4.4.1","v4.1.11","v4.1.10","v4.4.0","v4.1.9","v4.1.8","v4.1.7","v4.1.6","v4.1.5","v4.1.4","v4.1.3","v4.1.2","v4.1.1","v4.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-67852.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N"}]}