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CVE-2021-24286— Redirect 404 to Parent < 1.3.1 - Reflected Cross-Site Scripting (XSS)

Quick assessment

Affected
Moove Agency Redirect 404 to parent
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。 parent WordPress plugin 1.3.1之前版本存在跨站脚本漏洞，该漏洞源于设置页面没有在输出之前正确地消毒选项卡参数。

AI Predicted 4.3 Difficulty: Easy EPSS 13.94% · P96

Public Exploits 2

ExploitDB · 1 EDB-50350 [webapps]
Nuclei · 1 CVE-2021-24286.yaml [template]

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2021-24286

Vulnerability Information
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Vulnerability Title
Redirect 404 to Parent < 1.3.1 - Reflected Cross-Site Scripting (XSS)
Source: CVE Program / CVE List V5
Vulnerability Description
The settings page of the Redirect 404 to parent WordPress plugin before 1.3.1 did not properly sanitise the tab parameter before outputting it back, leading to a reflected Cross-Site Scripting issue
Source: CVE Program / CVE List V5
CVSS Information
N/A
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 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。 parent WordPress plugin 1.3.1之前版本存在跨站脚本漏洞，该漏洞源于设置页面没有在输出之前正确地消毒选项卡参数。
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
Moove Agency Redirect 404 to parent 1.3.1 ~ 1.3.1 -

II. Public POCs for CVE-2021-24286

# POC Description Source Link Shenlong Link
1 The settings page of the plugin did not properly sanitise the tab parameter before outputting it back, leading to a reflected Cross-Site Scripting issue. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24286.yaml POC Details
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III. Intelligence Information for CVE-2021-24286

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Vendor Advisories for CVE-2021-24286 (1)

Exploits & Public PoCs for CVE-2021-24286 (1)

IV. Related Vulnerabilities

Same vendor: Moove Agency
Same weakness: CWE-79

V. Comments for CVE-2021-24286

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