CVE-2026-116688
Mở trang đầy đủCVSS 8.1 HIGH
CKEditor: Cross-site scripting (XSS) in the engine package
Mô tả
Impact
A Cross-Site Scripting (XSS) vulnerability has been discovered in the CKEditor 5 engine. This vulnerability is caused by a prototype pollution issue in the es-toolkit library used in the CKEditor 5 codebase. This vulnerability could lead to unauthorized JavaScript code execution when the editor processes incoming style attribute values.
The underlying issue has been patched by the library maintainers, and the fix has been incorporated into CKEditor 5.
Patches
The problem has been recognized and patched. The fix will be available in version 48.5.1 (and above) and 47.7.4 (LTS).
For more information
Email us at security@cksource.com if you have any questions or comments about this advisory.
Điểm và phân loại
- CVSS
- 8.1 HIGH v3.1
- Nguồn điểm
- NVD
- Mức độ (theo nguồn)
- HIGH
- EPSS
- 0.5%
- CWE
- CWE-79
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Ảnh hưởng
| Package | Bản bị ảnh hưởng | Bản đã sửa |
|---|---|---|
npm ckeditor5 |
>= 45.0.0, < 47.7.4 |
47.7.4
|
npm @ckeditor/ckeditor5-engine |
>= 45.0.0, < 47.7.4 |
47.7.4
|
npm ckeditor5 |
>= 48.0.0, < 48.5.1 |
48.5.1
|
npm @ckeditor/ckeditor5-engine |
>= 48.0.0, < 48.5.1 |
48.5.1
|
Sản phẩm
- ckeditor ckeditor5
Vì sao được giữ
- CVSS 8.1 >= 8.0
Loại tác động
Không nhận ra loại tác động nào từ CWE, vector hay mô tả.
Dữ liệu riêng của nguồn
- CVE.org · Đơn vị cấp mã
- GitHub_M
- OSV.dev · ID
- GHSA-rh54-vffm-5fvp
Tham khảo
- https://github.com/advisories/GHSA-rh54-vffm-5fvp
- https://github.com/ckeditor/ckeditor5/security/advisories/GHSA-rh54-vffm-5fvp
- https://github.com/ckeditor/ckeditor5/commit/4d9c5bb34f63cd956d15ccafbe584e14280c86a0
- https://github.com/ckeditor/ckeditor5/commit/a750e38635db6a18c5b11599c09f4fd702850423
- https://github.com/ckeditor/ckeditor5/releases/tag/v47.7.4
- https://github.com/ckeditor/ckeditor5/releases/tag/v48.5.1
- https://osv.dev/vulnerability/GHSA-rh54-vffm-5fvp
- https://github.com/ckeditor/ckeditor5