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CVE-2021-20792

Quick assessment

Affected
ExpressTech Quiz And Survey Master
Exploitation
Public or AI PoC available; prioritize validation
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 plugin存在跨站脚本漏洞，该漏洞的存在是由于对用户提供的数据没有进行充分的清理。远程攻击者可利用该漏洞诱骗受害者遵循一个特别制作的链接，并在用户的浏览器中执行任意的HTML和脚本代码。

AI Predicted 6.1 Difficulty: Easy EPSS 3.38% · P88

Public Exploits 1

Nuclei · 1 CVE-2021-20792.yaml [template]

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
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I. Basic Information for CVE-2021-20792

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Cross-site scripting vulnerability in Quiz And Survey Master versions prior to 7.1.14 allows a remote attacker to inject arbitrary script via unspecified vectors.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
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 plugin存在跨站脚本漏洞，该漏洞的存在是由于对用户提供的数据没有进行充分的清理。远程攻击者可利用该漏洞诱骗受害者遵循一个特别制作的链接，并在用户的浏览器中执行任意的HTML和脚本代码。
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
ExpressTech Quiz And Survey Master versions prior to 7.1.14 -

II. Public POCs for CVE-2021-20792

# POC Description Source Link Shenlong Link
1 WordPress Quiz and Survey Master plugin prior to 7.1.14 contains a cross-site scripting vulnerability which allows a remote attacker to inject arbitrary script via unspecified vectors. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-20792.yaml POC Details
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III. Intelligence Information for CVE-2021-20792

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Patches & Fixes for CVE-2021-20792 (1)

Vendor Advisories for CVE-2021-20792 (1)

Other References for CVE-2021-20792 (2)

IV. Related Vulnerabilities

Same product: Quiz And Survey Master
Same vendor: ExpressTech

V. Comments for CVE-2021-20792

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