CVE-2020-35853 : Security Advisory and Response

4images Image Gallery Management System 1.7.11 is affected by a cross-site scripting (XSS) vulnerability in the Image URL, allowing attackers to inject malicious code and potentially steal user cookies.

Understanding CVE-2020-35853

4images Image Gallery Management System 1.7.11 XSS Vulnerability

What is CVE-2020-35853?

The CVE-2020-35853 vulnerability involves a security issue in 4images Image Gallery Management System 1.7.11, enabling attackers to execute cross-site scripting attacks through the Image URL.

The Impact of CVE-2020-35853

This vulnerability allows malicious actors to inject XSS payloads into the Image URL, leading to potential cookie theft when users access the compromised URL.

Technical Details of CVE-2020-35853

4images Image Gallery Management System 1.7.11 XSS Vulnerability

Vulnerability Description

Affected Version: 1.7.11
Type: Cross-Site Scripting (XSS)
Attack Vector: Image URL
Consequences: Cookie theft

Affected Systems and Versions

Product: 4images Image Gallery Management System
Version: 1.7.11

Exploitation Mechanism

Attackers inject XSS payloads into the Image URL
When users visit the compromised URL, the XSS payload triggers
Attackers can steal user cookies using crafted payloads

Mitigation and Prevention

Protecting against CVE-2020-35853

Immediate Steps to Take

Disable Image URL input fields if not essential
Implement input validation to block malicious scripts
Regularly monitor and sanitize user inputs

Long-Term Security Practices

Conduct security audits and code reviews regularly
Educate developers on secure coding practices
Stay informed about security updates and patches
Consider implementing a web application firewall

Patching and Updates

Apply patches and updates provided by 4images Image Gallery
Stay vigilant for security advisories and new releases