CVE-2021-40577 : Vulnerability Insights and Analysis

This CVE-2021-40577 article provides details about a Stored Cross Site Scripting (XSS) vulnerability in Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0, impacting the Add-Users page via the Name parameter.

Understanding CVE-2021-40577

CVE-2021-40577 is a Stored Cross Site Scripting (XSS) vulnerability affecting certain versions of Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0.

What is CVE-2021-40577?

A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0 in the Add-Users page via the Name parameter.

The Impact of CVE-2021-40577

The vulnerability could allow an attacker to execute malicious scripts in the context of an innocent user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2021-40577

This section delves into the specific technical details of the CVE.

Vulnerability Description

The vulnerability is a Stored Cross Site Scripting (XSS) issue that resides in the Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0.

Affected Systems and Versions

Product: Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0
Version: n/a

Exploitation Mechanism

The vulnerability can be exploited via the Name parameter in the Add-Users page of the affected systems.

Mitigation and Prevention

Understanding how to mitigate and prevent the exploitation of CVE-2021-40577 is crucial.

Immediate Steps to Take

Implement input validation to sanitize user-supplied data and mitigate XSS attacks.
Monitor and filter user inputs for malicious scripts or characters that could trigger XSS vulnerabilities.
Apply security patches and updates provided by the software vendor.

Long-Term Security Practices

Regularly educate developers on secure coding practices to prevent XSS vulnerabilities.
Conduct security audits and penetration testing to identify and address potential security weaknesses.
Stay informed about the latest security threats and best practices for mitigating XSS vulnerabilities.

Patching and Updates

Ensure to apply patches and updates released by Sourcecodester Online Enrollment Management System in PHP and PayPal Free Source Code 1.0 to address the XSS vulnerability.