CVE-2021-3313
Plone XSS in User Fullname Property and File Upload
6.1
MEDIUM
CVSS 3.1
EPSS 0.97%
描述
Plone CMS until version 5.2.4 has a stored Cross-Site Scripting (XSS) vulnerability in the user fullname property and the file upload functionality. The user's input data is not properly encoded when being echoed back to the user. This data can be interpreted as executable code by the browser and allows an attacker to execute JavaScript in the context of the victim's browser if the victim opens a vulnerable page containing an XSS payload.
如何修補 CVE-2021-3313
要修補 CVE-2021-3313,請將受影響套件升級到下列已修補版本。
- —升級至 5.2.4 或更新版本
- —升級至 5.2.4 或更新版本
CVE-2021-3313 正在被利用嗎?
低 — EPSS 為 1.0%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 5.2.4
- from 0, < 5.2.4
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |