{"id":"CVE-2021-42227","aliases":["GHSA-wv83-jrfh-rp33"],"url":"https://o3.security/vulnerability/CVE-2021-42227","summary":"Cross site scripting in kindeditor","details":"Cross SIte Scripting (XSS) vulnerability exists in KindEditor 4.1.x via a Google search inurl:/examples/uploadbutton.html and then the .html file on the website that uses this editor (the file suffix is allowed).","published":"2021-10-14T17:15:08.787Z","modified":"2026-07-09T01:07:49.388556Z","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":{"score":0.00937,"percentile":0.57643,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"npm","name":"kindeditor","fixedVersion":null}],"fix":null,"references":[{"type":"EVIDENCE","url":"https://github.com/kindsoft/kindeditor/issues/336"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T01:07:49.388556Z"}}