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CVE-2020-36722— Visual Composer <= 26.0 - Multiple Cross-Site Scripting

Quick assessment

Affected
visualcomposer Visual Composer Website Builder
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和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用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 plugin是一个应用插件。 WordPress Plugin Visual Composer 存在安全漏洞，该漏洞源于不充分的输入清理和输出转义，易受跨站脚本攻击。

CVSS 5.5 · Medium EPSS 0.73% · P51

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2020-36722

Vulnerability Information
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Vulnerability Title
Visual Composer <= 26.0 - Multiple Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
The Visual Composer plugin for WordPress is vulnerable to Cross-Site Scripting in versions up to, and including, 26.0 due to insufficient input sanitization and output escaping. This makes it possible for attackers to inject arbitrary web scripts that execute in a victim's browser.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/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 Plugin Visual Composer 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用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 plugin是一个应用插件。 WordPress Plugin Visual Composer 存在安全漏洞，该漏洞源于不充分的输入清理和输出转义，易受跨站脚本攻击。
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

Vendor Product Affected Versions CPE Subscribe
visualcomposer Visual Composer Website Builder, Landing Page Builder, Custom Theme Builder, Maintenance Mode & Coming Soon Pages * ~ 26.0 -

II. Public POCs for CVE-2020-36722

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III. Intelligence Information for CVE-2020-36722

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Vendor Advisories for CVE-2020-36722 (2)

Security Blog Posts for CVE-2020-36722 (1)

Other References for CVE-2020-36722 (1)

IV. Related Vulnerabilities

Same product: Visual Composer Website Builder
Same vendor: visualcomposer
Same weakness: CWE-79

V. Comments for CVE-2020-36722

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