CVE-2020-35582 : Vulnerability Insights and Analysis

A stored cross-site scripting (XSS) vulnerability in Envira Gallery Lite before 1.8.3.3 allows remote attackers to inject malicious code via a specific request.

Understanding CVE-2020-35582

This CVE involves a security issue in Envira Gallery Lite that could be exploited by attackers to execute cross-site scripting attacks.

What is CVE-2020-35582?

The vulnerability in Envira Gallery Lite before version 1.8.3.3 enables remote attackers to insert arbitrary JavaScript/HTML code through a POST request with the post_title parameter.

The Impact of CVE-2020-35582

This vulnerability could lead to unauthorized execution of scripts on the victim's browser, potentially compromising sensitive data or performing actions on behalf of the user.

Technical Details of CVE-2020-35582

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

Vulnerability Description

The vulnerability allows attackers to perform stored cross-site scripting attacks by injecting malicious code via a POST request in Envira Gallery Lite.

Affected Systems and Versions

Product: Envira Gallery Lite
Vendor: Envira Gallery
Versions affected: All versions before 1.8.3.3

Exploitation Mechanism

Attackers can exploit this vulnerability by sending a crafted POST request to the /wp-admin/post.php endpoint with a manipulated post_title parameter.

Mitigation and Prevention

Protecting systems from CVE-2020-35582 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update Envira Gallery Lite to version 1.8.3.3 or later to mitigate the vulnerability.
Monitor and filter user-generated content to prevent malicious code injection.

Long-Term Security Practices

Regularly audit and review code for security vulnerabilities.
Educate users and administrators about the risks of cross-site scripting attacks.

Patching and Updates

Stay informed about security updates and patches released by Envira Gallery to address vulnerabilities like CVE-2020-35582.