CVE-2021-45018 : Security Advisory and Response

Catfish <=6.3.0 is affected by a Cross Site Scripting (XSS) vulnerability. This vulnerability allows attackers to execute malicious scripts on the target website.

Understanding CVE-2021-45018

What is CVE-2021-45018?

Catfish <=6.3.0 is susceptible to Cross Site Scripting (XSS) attacks triggered via a Google search and an HTML file utilizing the editor.

The Impact of CVE-2021-45018

This vulnerability enables threat actors to inject and execute malicious scripts into the website, potentially leading to unauthorized actions.

Technical Details of CVE-2021-45018

Vulnerability Description

The XSS vulnerability in Catfish <=6.3.0 occurs when a Google search is performed with specific parameters followed by accessing an HTML file on the website.

Affected Systems and Versions

Affected Version: Catfish <=6.3.0

Exploitation Mechanism

Attackers can leverage this vulnerability by manipulating the URL with specific search parameters and accessing an HTML file to execute malicious scripts.

Mitigation and Prevention

Immediate Steps to Take

Update Catfish to version above 6.3.0 to mitigate the XSS vulnerability.
Implement input validation to sanitize user inputs and prevent script injection.

Long-Term Security Practices

Regularly monitor and audit your website for any unusual activities.
Educate developers and administrators on secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Apply security patches and updates promptly to prevent exploitation of known vulnerabilities.