{"id":"CVE-2020-13485","details":"The Knock Knock plugin before 1.2.8 for Craft CMS allows IP Whitelist bypass via an X-Forwarded-For HTTP header.","aliases":["GHSA-wxvr-qqm7-6h65"],"modified":"2026-07-08T20:42:43.883044Z","published":"2020-05-25T23:15:09.643Z","references":[{"type":"ADVISORY","url":"https://github.com/verbb/knock-knock/blob/craft-3/CHANGELOG.md"},{"type":"EVIDENCE","url":"https://limpidsecurity.pl/security-advisories/1/knock-knock-plugin-for-craft-cms/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/verbb/knock-knock","events":[{"introduced":"0"},{"fixed":"706a538655425cf27bcb2b0f677bb568cc069dff"}],"database_specific":{"cpe":"cpe:2.3:a:verbb:knock_knock:*:*:*:*:*:craft_cms:*:*","extracted_events":[{"introduced":"0"},{"fixed":"1.2.8"}],"source":"CPE_RANGE"}}],"versions":["1.1.2","1.2.7","1.2.6","1.2.5","1.2.4.2","1.2.4.1","1.2.4","1.2.3","1.2.2","1.2.1","1.2.0","1.1.1","1.1.0","1.0.3","1.0.2","1.0.1","1.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-13485.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"}]}