{"id":"CVE-2021-23443","aliases":["GHSA-55r9-7mf8-m382","SNYK-JS-EDGEJS-1579556"],"url":"https://o3.security/vulnerability/CVE-2021-23443","summary":"Cross-site Scripting in edge.js","details":"This affects the package edge.js before 5.3.2. A type confusion vulnerability can be used to bypass input sanitization when the input to be rendered is an array (instead of a string or a SafeValue), even if {{ }} are used.","published":"2021-09-21T17:15:09.297Z","modified":"2026-07-09T12:33:18.300396Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"npm","name":"edge.js","fixedVersion":"5.3.2"}],"fix":{"url":"https://github.com/edge-js/edge/commit/fa2c7fde86327aeae232752e89a6e37e2e469e21","label":"edge-js/edge@fa2c7fd"},"references":[{"type":"FIX","url":"https://github.com/edge-js/edge/commit/fa2c7fde86327aeae232752e89a6e37e2e469e21"},{"type":"FIX","url":"https://snyk.io/vuln/SNYK-JS-EDGEJS-1579556"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T12:33:18.300396Z"}}