CVE-2021-32809
Clipboard feature vulnerability allowing to inject arbitrary HTML into the editor using paste functionality
4.6
MEDIUM
CVSS 3.1
EPSS 1.2%
描述
ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEditor 4 [Clipboard](https://ckeditor.com/cke4/addon/clipboard) package. The vulnerability allowed to abuse paste functionality using malformed HTML, which could result in injecting arbitrary HTML into the editor. It affects all users using the CKEditor 4 plugins listed above at version >= 4.5.2. The problem has been recognized and patched. The fix will be available in version 4.16.2.
如何修補 CVE-2021-32809
要修補 CVE-2021-32809,請將受影響套件升級到下列已修補版本。
- —升級至 4.16.2 或更新版本
CVE-2021-32809 正在被利用嗎?
低 — EPSS 為 1.2%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- >= 4.5.2, < 4.16.2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.6 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N |