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
Related Vulnerabilities
Zikula Improper Control of Generation of Code ('Code Injection') Vulnerability (CVE-2014-2293)
Squid Improper Input Validation Vulnerability (CVE-2014-3609)
TYPO3 Improper Input Validation Vulnerability (CVE-2010-5099)
Internet Information Services Other Vulnerability (CVE-1999-0012)
Moodle Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2011-4279)