{"id":"CVE-2021-3901","aliases":["GHSA-rqgp-ccph-5w65"],"url":"https://o3.security/vulnerability/CVE-2021-3901","summary":"Cross-Site Request Forgery in firefly-iii","details":"firefly-iii is vulnerable to Cross-Site Request Forgery (CSRF)","published":"2021-10-27T21:15:07.983Z","modified":"2026-07-08T23:57:46.387458Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"grumpydictator/firefly-iii","fixedVersion":null}],"fix":{"url":"https://github.com/firefly-iii/firefly-iii/commit/b42d8d1e305cad70d9b83b33cd8e0d7a4b2060c2","label":"firefly-iii/firefly-iii@b42d8d1"},"references":[{"type":"FIX","url":"https://github.com/firefly-iii/firefly-iii/commit/b42d8d1e305cad70d9b83b33cd8e0d7a4b2060c2"},{"type":"FIX","url":"https://huntr.dev/bounties/62508fdc-c26b-4312-bf75-fd3a3f997464"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T23:57:46.387458Z"}}