{"id":"CVE-2021-30185","aliases":["GHSA-wgpj-7c2j-vfjm","PYSEC-2021-18"],"url":"https://o3.security/vulnerability/CVE-2021-30185","summary":"Indico Tampering with links (e.g. password reset) in sent emails","details":"CERN Indico before 2.3.4 can use an attacker-supplied Host header in a password reset link.","published":"2021-04-07T14:15:17.267Z","modified":"2026-07-08T22:14:05.069794Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"PyPI","name":"indico","fixedVersion":"2.3.4"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/indico/indico/releases/tag/v2.3.4"},{"type":"ADVISORY","url":"https://www.shorebreaksecurity.com/blog/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T22:14:05.069794Z"}}