Description
CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. CKEditor4 prior to version 4.18.0 contains a vulnerability in the `dialog` plugin. The vulnerability allows abuse of a dialog input validator regular expression, which can cause a significant performance drop resulting in a browser tab freeze. A patch is available in version 4.18.0. There are currently no known workarounds.
Remediation
References
Related Vulnerabilities
WordPress 4.6.x Multiple Vulnerabilities (4.6 - 4.6.19)
Joomla Other Vulnerability (CVE-2006-7008)
WordPress Plugin JS Support Ticket Unspecified Vulnerability (1.1.1)
Oracle Application Server CVE-2008-1812 Vulnerability (CVE-2008-1812)
Moodle Improper Input Validation Vulnerability (CVE-2022-35649)