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CVE-2021-38344— Brizy <= 2.3.11 Authenticated Stored Cross-Site Scripting

CVSS 6.4 · Medium EPSS 0.17% · P38
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I. Basic Information for CVE-2021-38344

Vulnerability Information
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Vulnerability Title
Brizy <= 2.3.11 Authenticated Stored Cross-Site Scripting
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Brizy Page Builder plugin <= 2.3.11 for WordPress was vulnerable to stored XSS by lower-privileged users such as a subscribers. It was possible to add malicious JavaScript to a page by modifying the request sent to update the page via the brizy_update_item AJAX action and adding JavaScript to the data parameter, which would be executed in the session of any visitor viewing or previewing the post or page.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress 插件跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress是Wordpress基金会的一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress 插件是WordPress开源的一个应用插件。 WordPress Plugins 存在跨站脚本漏洞，该漏洞源于 Brizy Page Builder 插件容易受到低权限用户（例如订阅者）存储的 XSS 的攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Brizy.ioBrizy - Page Builder 2.3.11 ~ 2.3.11 -

II. Public POCs for CVE-2021-38344

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III. Intelligence Information for CVE-2021-38344

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Same Patch Batch · Brizy.io · 2021-10-14 · 3 CVEs total

CVE-2021-383468.8 HIGHBrizy <= 2.3.11 Authenticated Unrestricted File Upload and Path Traversal
CVE-2021-383457.1 HIGHBrizy <= 1.0.125 and 1.0.127 – 2.3.11 Incorrect authorization checks allowing Post modific

IV. Related Vulnerabilities

Same product: Brizy - Page Builder
Same vendor: Brizy.io
Same weakness: CWE-79

V. Comments for CVE-2021-38344

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