CVE-2020-17480
TinyMCE before 4.9.7 and 5.x before 5.1.4 allows XSS in the core parser, the paste plugin, and the visualchars plugin by using the clipboard or APIs to insert content into the editor.
Date published : 2020-08-10
https://github.com/tinymce/tinymce/security/advisories/GHSA-27gm-ghr9-4v95
https://www.tiny.cloud/docs/release-notes/release-notes514/#securityfixes