| Gói / sản phẩm | Phiên bản bị ảnh hưởng | Phiên bản đã vá |
|---|---|---|
| ckeditor5-engine | < 27.0.0 | 27.0.0 |
| ckeditor5-font | < 27.0.0 | 27.0.0 |
| ckeditor5-image | < 27.0.0 | 27.0.0 |
| ckeditor5-list | < 27.0.0 | 27.0.0 |
| ckeditor5-markdown-gfm | < 27.0.0 | 27.0.0 |
| ckeditor5-media-embed | < 27.0.0 | 27.0.0 |
| ckeditor5-paste-from-office | < 27.0.0 | 27.0.0 |
| ckeditor5-widget | < 27.0.0 | 27.0.0 |
| @ckeditor/ckeditor5-engine | < 27.0.0 | 27.0.0 |
| @ckeditor/ckeditor5-font | < 27.0.0 | 27.0.0 |
| @ckeditor/ckeditor5-image | < 27.0.0 | 27.0.0 |
| @ckeditor/ckeditor5-list | < 27.0.0 | 27.0.0 |
| @ckeditor/ckeditor5-markdown-gfm | < 27.0.0 | 27.0.0 |
| @ckeditor/ckeditor5-media-embed | < 27.0.0 | 27.0.0 |
| @ckeditor/ckeditor5-paste-from-office | < 27.0.0 | 27.0.0 |
| @ckeditor/ckeditor5-widget | < 27.0.0 | 27.0.0 |
A regular expression denial of service (ReDoS) vulnerability has been discovered in multiple CKEditor 5 packages. The vulnerability allowed to abuse particular regular expressions, which could cause a significant performance drop resulting in a browser tab freeze. It affects all users using the CKEditor 5 packages listed above at version <= 26.0.0.
The problem has been recognized and patched. The fix will be available in version 27.0.0.
Email us at [email protected] if you have any questions or comments about this advisory.
The CKEditor 5 team would like to thank Yeting Li for recognizing and reporting these vulnerabilities.
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