Описание
CKEditor 5 cross-site scripting (XSS) vulnerability in the clipboard package
Impact
A Cross-Site Scripting (XSS) vulnerability has been discovered in the CKEditor 5 clipboard package. This vulnerability could be triggered by a specific user action, leading to unauthorized JavaScript code execution, if the attacker managed to insert a 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:
- HTML embed plugin is enabled
- Custom plugin introducing editable element which implements view
RawElementis enabled
Patches
The problem has been recognized and patched. The fix will be available in version 46.0.3 (and above), and explicitly in version 45.2.2.
For more information
Email us at security@cksource.com if you have any questions or comments about this advisory.
Пакеты
ckeditor5
>= 46.0.0, < 46.0.3
46.0.3
@ckeditor/ckeditor5-clipboard
>= 44.2.0, < 45.2.2
45.2.2
ckeditor5
>= 44.2.0, < 45.2.2
45.2.2
@ckeditor/ckeditor5-clipboard
>= 46.0.0, < 46.0.3
46.0.3
Связанные уязвимости
CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. ckeditor5 and ckeditor5-clipboard versions 46.0.0 through 46.0.2 and 44.2.0 through 45.2.1 contain a Cross-Site Scripting (XSS) vulnerability. Ability to exploit could be triggered by a specific user action (leading to unauthorized JavaScript code execution) if the attacker managed to insert a malicious content into the editor, which might happen with a very specific editor configuration. This vulnerability affects installations where the editor configuration meets one of the following criteria: the HTML embed plugin is enabled, or there is a custom plugin introducing an editable element where view RawElement is enabled. This issue is fixed in versions 45.2.2 and 46.0.3 of both ckeditor5 and ckeditor5-clipboard.
CKEditor 5 is a modern JavaScript rich-text editor with an MVC archite ...