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CVE-2021-42367— Variation Swatches for WooCommerce <= 2.1.1 Authenticated Stored Cross-Site Scripting

Quick assessment

Affected
Variation Swatches for WooCommerce Variation Swatches for WooCommerce
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 插件 WooCommerce 存在安全漏洞，该漏洞源于缺少对 tawcvs_save_settings 函数的授权检查。攻击者可通过 ~/includes/class-menu-page.php 文件中的几个参数注入任意 Web 脚本。

CVSS 6.4 · Medium EPSS 0.53% · P43
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I. Basic Information for CVE-2021-42367

Vulnerability Information
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Vulnerability Title
Variation Swatches for WooCommerce <= 2.1.1 Authenticated Stored Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
The Variation Swatches for WooCommerce WordPress plugin is vulnerable to Stored Cross-Site Scripting via several parameters found in the ~/includes/class-menu-page.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 2.1.1. Due to missing authorization checks on the tawcvs_save_settings function, low-level authenticated users such as subscribers can exploit this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
Vulnerability Title
WordPress 插件安全漏洞
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 插件 WooCommerce 存在安全漏洞，该漏洞源于缺少对 tawcvs_save_settings 函数的授权检查。攻击者可通过 ~/includes/class-menu-page.php 文件中的几个参数注入任意 Web 脚本。
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

Vendor Product Affected Versions CPE Subscribe
Variation Swatches for WooCommerce Variation Swatches for WooCommerce 2.1.1 ~ 2.1.1 -

II. Public POCs for CVE-2021-42367

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III. Intelligence Information for CVE-2021-42367

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Patches & Fixes for CVE-2021-42367 (1)

Vendor Advisories for CVE-2021-42367 (1)

IV. Related Vulnerabilities

Same product: Variation Swatches for WooCommerce
Same weakness: CWE-79

V. Comments for CVE-2021-42367

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