The CKEditor 4 LTS - WYSIWYG HTML editor module uses the CKEditor library for WYSIWYG editing. CKEditor has released a security update that on certain configurations may impact the Drupal module that bundles and integrates this code.
The vulnerability is mitigated by the fact it requires:
For more information, see CKEditor's security advisory:
CVE-2024-24815: Cross-site scripting (XSS) vulnerability caused by incorrect CDATA detection