CVE-2024-29203

Summary

CVE-2024-29203 is a newly discovered cross-site scripting (XSS) vulnerability affecting the open-source rich text editor, TinyMCE. The issue resides in TinyMCE's content insertion code, which allows malicious `iframe` elements containing harmful code to be executed within the editor. Although these `iframe` elements are subject to same-origin browser restrictions, they can still initiate potentially dangerous actions like downloading malicious assets. The vulnerability has been resolved in TinyMCE version 6.8.1.

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