Description
CKEditor4 is an open source WYSIWYG HTML editor. In affected versions a vulnerability has been discovered in the Advanced Content Filter (ACF) module and may affect all plugins used by CKEditor 4. The vulnerability allowed to inject malformed HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.17.0. The problem has been recognized and patched. The fix will be available in version 4.17.0.
Remediation
References
https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417
https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-pvmx-g8h5-cprj
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VR76VBN5GW5QUBJFHVXRX36UZ6YTCMW6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WOZGMCYDB2OKKULFXZKM6V7JJW4ZZHJP/
https://www.drupal.org/sa-core-2021-011
https://www.oracle.com/security-alerts/cpuapr2022.html
https://www.oracle.com/security-alerts/cpujan2022.html
https://www.oracle.com/security-alerts/cpujul2022.html
Related Vulnerabilities
CVE-2023-3635 Vulnerability in maven package com.squareup.okio:okio-jvm
CVE-2023-34981 Vulnerability in maven package org.apache.tomcat.embed:tomcat-embed-core
CVE-2022-0239 Vulnerability in maven package edu.stanford.nlp:stanford-corenlp
CVE-2023-47324 Vulnerability in maven package org.silverpeas.core:silverpeas-core-web
CVE-2023-49486 Vulnerability in maven package com.jfinal:jfinal