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I. Basic Information for CVE-2021-39202
Vulnerability Information

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Vulnerability Title
WordPress 5.8 beta: Stored Cross-Site Scripting (XSS) vulnerability in widget
Source: NVD (National Vulnerability Database)
Vulnerability Description
WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions the widgets editor introduced in WordPress 5.8 beta 1 has improper handling of HTML input in the Custom HTML feature. This leads to stored XSS in the custom HTML widget. This has been patched in WordPress 5.8. It was only present during the testing/beta phase of WordPress 5.8.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/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(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 5.8 beta 1 版本存在跨站脚本漏洞,该漏洞源于在软件引入的小部件编辑器在自定义HTML特性中对HTML输入处理不当。这将导致在自定义HTML小部件中的存储型跨站脚本漏洞。
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
WordPresswordpress-develop 5.8 beta 1 -
II. Public POCs for CVE-2021-39202
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III. Intelligence Information for CVE-2021-39202
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IV. Related Vulnerabilities
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