{"id":"CVE-2020-8167","aliases":["GHSA-xq5j-gw7f-jgj8"],"url":"https://o3.security/vulnerability/CVE-2020-8167","summary":"CSRF Vulnerability in rails-ujs","details":"A CSRF vulnerability exists in rails <= 6.0.3 rails-ujs module that could allow attackers to send CSRF tokens to wrong domains.","published":"2020-06-19T18:15:11.163Z","modified":"2026-09-09T03:30:45.101434708Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"RubyGems","name":"actionview","fixedVersion":"5.2.4.3"},{"ecosystem":"RubyGems","name":"actionview","fixedVersion":"6.0.3.1"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4766"},{"type":"FIX","url":"https://groups.google.com/g/rubyonrails-security/c/x9DixQDG9a0"},{"type":"EVIDENCE","url":"https://hackerone.com/reports/189878"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-09T03:30:45.101434708Z"}}