{"id":"CVE-2021-23971","details":"When processing a redirect with a conflicting Referrer-Policy, Firefox would have adopted the redirect's Referrer-Policy. This would have potentially resulted in more information than intended by the original origin being provided to the destination of the redirect. This vulnerability affects Firefox \u003c 86.","modified":"2026-05-04T08:33:47.263610Z","published":"2021-02-26T02:15:13.103Z","withdrawn":"2026-05-04T08:33:47.263610Z","related":["openSUSE-SU-2024:10600-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2021-07/"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202104-10"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1678545"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"86.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-23971.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"}]}