{"id":"CVE-2023-4771","aliases":["GHSA-wh5w-82f3-wrxh"],"url":"https://o3.security/vulnerability/CVE-2023-4771","summary":"CKEditor cross-site scripting vulnerability in AJAX sample","details":"A Cross-Site scripting vulnerability has been found in CKSource CKEditor affecting versions 4.15.1 and earlier. An attacker could send malicious javascript code through the /ckeditor/samples/old/ajax.html file and retrieve an authorized user's information.","published":"2023-11-16T14:15:28.913Z","modified":"2026-04-10T05:04:29.283523Z","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":2,"affectedPackages":[{"ecosystem":"npm","name":"ckeditor4","fixedVersion":"4.24.0-lts"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://www.incibe.es/en/incibe-cert/notices/aviso/cross-site-scripting-vulnerability-cksource-ckeditor"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-10T05:04:29.283523Z"}}