CVE-2020-25797 : Vulnerability Insights and Analysis

LimeSurvey 3.21.1 is affected by a cross-site scripting (XSS) vulnerability in the Add Participants Function, specifically in the First and Last Name parameters. This vulnerability allows the execution of JavaScript code in the browser when editing survey participants.

Understanding CVE-2020-25797

This CVE identifies a security issue in LimeSurvey version 3.21.1.

What is CVE-2020-25797?

CVE-2020-25797 is a cross-site scripting vulnerability in LimeSurvey 3.21.1, enabling malicious JavaScript code execution during the editing of survey participants.

The Impact of CVE-2020-25797

The vulnerability poses a risk of unauthorized code execution in the browser, potentially leading to data theft or manipulation.

Technical Details of CVE-2020-25797

This section provides technical insights into the CVE.

Vulnerability Description

The XSS flaw in LimeSurvey 3.21.1 allows attackers to inject and execute malicious JavaScript code through the First and Last Name parameters.

Affected Systems and Versions

LimeSurvey version 3.21.1 is affected

Exploitation Mechanism

By manipulating the First and Last Name parameters in the Add Participants Function, attackers can inject and execute JavaScript code.

Mitigation and Prevention

Protect your systems from CVE-2020-25797 with the following measures:

Immediate Steps to Take

Update LimeSurvey to the latest version to patch the XSS vulnerability
Educate users on avoiding suspicious links or inputs that could trigger XSS attacks

Long-Term Security Practices

Implement input validation mechanisms to sanitize user inputs
Regularly monitor and audit your web application for security vulnerabilities

Patching and Updates

Apply security patches promptly to ensure protection against known vulnerabilities