github ckeditor/ckeditor5 v45.2.2

2 days ago

A Cross-Site Scripting (XSS) vulnerability has been discovered in the CKEditor 5 clipboard package (CVE-2025-58064). This vulnerability could be triggered by a specific user action, leading to unauthorized JavaScript code execution, if the attacker managed to insert malicious content into the editor, which might happen with a very specific editor configuration.

This vulnerability affects only installations where the editor configuration meets one of the following criteria:

You can read more details in the relevant security advisory and contact us if you have more questions.

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