CVE-2020-26114 : Exploit Details and Defense Strategies

This CVE-2020-26114 article provides insights into a security vulnerability in cPanel before version 90.0.10 that allows self XSS via the Cron Jobs interface.

Understanding CVE-2020-26114

This section delves into the details of the CVE-2020-26114 vulnerability.

What is CVE-2020-26114?

cPanel versions prior to 90.0.10 are susceptible to a self XSS vulnerability through the Cron Jobs interface (SEC-573).

The Impact of CVE-2020-26114

The vulnerability could allow an attacker to execute malicious scripts in the context of the user's session, potentially leading to unauthorized actions.

Technical Details of CVE-2020-26114

Exploring the technical aspects of CVE-2020-26114.

Vulnerability Description

The vulnerability in cPanel before 90.0.10 enables self XSS via the Cron Jobs interface (SEC-573).

Affected Systems and Versions

Affected Product: cPanel
Affected Version: < 90.0.10

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the Cron Jobs interface, tricking users into executing them.

Mitigation and Prevention

Understanding how to mitigate and prevent the CVE-2020-26114 vulnerability.

Immediate Steps to Take

Update cPanel to version 90.0.10 or later to patch the vulnerability.
Educate users to avoid executing scripts from untrusted sources.

Long-Term Security Practices

Regularly monitor and audit Cron Jobs for any suspicious activities.
Implement strict input validation to prevent script injection attacks.

Patching and Updates

Stay informed about security updates from cPanel and apply patches promptly to protect against known vulnerabilities.