Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
ckeditor-wordcount-plugin is an open source WordCount Plugin for CKEditor. It has been discovered that the ckeditor-wordcount-plugin plugin for CKEditor4 is susceptible to cross-site scripting when switching to the source code mode. This issue has been addressed in version 1.17.12 of the ckeditor-wordcount-plugin plugin and users are advised to upgrade. There are no known workarounds for this vulnerability.