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medium·Product Based Web Vulnerabilities·Updated Feb 18, 2024

CVE-2021-24286 Scanner

CVE-2021-24286 scanner - Cross-Site Scripting (XSS) vulnerability in Redirect 404 to Parent plugin for WordPress

Est. Time~10 seconds
Scan TypeSingle Scan
Targetsdomain, ipv4, subdomain
CostFree
2.8k
Times Used
continuous scan runs
4.8k
Continuously Checked
assets under CS
0
Vulnerabilities Found
confirmed findings
References
CVECVE-2021-24286
6.1
CVSS

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

Attack Vector
-
Privileges Req.
-
User Interaction
-
Affected
Redirect 404 to parentby Moove Agency
AFFECTED< 1.3.1SAFE ✓≥ 1.3.1
Updated Aug 21, 2026View on NVD →
Detail

Vulnerability Overview:

CVE Identifier: CVE-2021-24286
Affected Plugin: WordPress 'Redirect 404 to Parent'
Affected Versions: Up to 1.3.0
Severity: Medium
Impact: The flaw allows for the execution of malicious scripts, potentially leading to unauthorized access and data breaches.

Vulnerability Details:

CVE-2021-24286 exposes a significant security gap within the 'Redirect 404 to Parent' plugin settings page, where the tab parameter lacks proper sanitation. This oversight permits an attacker to inject and execute malicious scripts through reflected XSS, compromising the integrity and confidentiality of the site and its users. The vulnerability underscores the critical need for rigorous input validation and output encoding practices in web development.

The Importance of Mitigating CVE-2021-24286:

Addressing CVE-2021-24286 is paramount for administrators of WordPress sites utilizing the vulnerable plugin version. Neglecting this vulnerability could lead to severe consequences, including data theft, unauthorized site modifications, and diminished user trust. Furthermore, remediation efforts play a vital role in upholding compliance with data protection laws and safeguarding the digital ecosystem.

Why S4E?

S4E's CVE-2021-24286 Scanner provides an efficient and reliable solution for detecting the XSS vulnerability within the 'Redirect 404 to Parent' plugin. Our service not only pinpoints security weaknesses but also offers comprehensive guidance for resolving them, thereby enhancing your website's defense against potential attacks.

 

References

Solution Advice
  • Update the Plugin: Immediately upgrade to version 1.3.1 of the 'Redirect 404 to Parent' plugin, which addresses the XSS vulnerability.
  • Enhance Input Sanitization: Implement stringent input validation to prevent malicious data from compromising your site.
  • Employ Output Encoding: Encode output data to neutralize potentially harmful scripts before they are sent to the browser.
  • Security Training: Educate your team on the risks associated with XSS attacks and the importance of adhering to security best practices.
  • Perform Regular Audits: Regularly review and test your website for vulnerabilities to stay ahead of emerging threats.

By taking these steps, you can significantly mitigate the risk associated with CVE-2021-24286 and other similar vulnerabilities, ensuring a safer and more secure online presence for your WordPress site.

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CVE-2021-24286 scanner - Cross-Site Scripting (XSS) vulnerability in Redirect 404 to Parent plugin for WordPress | S4E