CVE-2018-5950 : What You Need to Know

A vulnerability known as cross-site scripting (XSS) has been identified in the web user interface of Mailman prior to version 2.1.26. This vulnerability enables malicious actors to inject unauthorized web script or HTML by utilizing a user-options URL.

Understanding CVE-2018-5950

Cross-site scripting (XSS) vulnerability in the web UI in Mailman before 2.1.26 allows remote attackers to inject arbitrary web script or HTML via a user-options URL.

What is CVE-2018-5950?

Type: Cross-site scripting (XSS) vulnerability
Date Public: January 20, 2018

The Impact of CVE-2018-5950

Malicious actors can inject unauthorized web script or HTML
Attackers can exploit the vulnerability through a user-options URL

Technical Details of CVE-2018-5950

The technical details of the CVE-2018-5950 vulnerability are as follows:

Vulnerability Description

Type: Cross-site scripting (XSS)
Vulnerable Version: Mailman before 2.1.26
Attack Vector: Remote
Attack Complexity: Low

Affected Systems and Versions

Affected Product: Mailman
Affected Version: Prior to 2.1.26

Exploitation Mechanism

Remote attackers can inject arbitrary web script or HTML
Exploited through a user-options URL

Mitigation and Prevention

To mitigate the risks associated with CVE-2018-5950, consider the following steps:

Immediate Steps to Take

Update Mailman to version 2.1.26 or newer
Monitor and restrict user-input fields
Implement input validation and output encoding

Long-Term Security Practices

Regular security assessments and audits
Employee training on secure coding practices
Implement a web application firewall

Patching and Updates

Apply security patches promptly
Stay informed about security advisories and updates