CVE-2021-36885 : What You Need to Know

A detailed overview of the Unauthenticated Stored Cross-Site Scripting (XSS) vulnerability in the Contact Form 7 Database Addon - CFDB7 WordPress plugin (versions <= 1.2.6.1).

Understanding CVE-2021-36885

This section explores the impact, technical details, and mitigation steps related to CVE-2021-36885.

What is CVE-2021-36885?

CVE-2021-36885 is an Unauthenticated Stored Cross-Site Scripting (XSS) vulnerability found in the Contact Form 7 Database Addon - CFDB7 WordPress plugin (versions <= 1.2.6.1).

The Impact of CVE-2021-36885

The vulnerability has a CVSS base score of 6.1, with a medium severity rating. It could allow attackers to execute malicious scripts on an affected website.

Technical Details of CVE-2021-36885

This section covers the vulnerability description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The vulnerability allows unauthenticated remote attackers to inject malicious scripts via crafted requests to the plugin.

Affected Systems and Versions

Contact Form 7 Database Addon - CFDB7 WordPress plugin versions <= 1.2.6.1 are impacted by this XSS vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests, leading to the execution of arbitrary scripts on the target site.

Mitigation and Prevention

Explore the immediate steps and long-term security practices to safeguard your systems against CVE-2021-36885.

Immediate Steps to Take

Update the Contact Form 7 Database Addon - CFDB7 plugin to version 1.2.6.2 or higher to mitigate the XSS vulnerability.

Long-Term Security Practices

Regularly update plugins, maintain strong access controls, and implement web application firewalls to enhance security.

Patching and Updates

Stay informed about security patches released by plugin developers and promptly apply them to prevent exploitation of known vulnerabilities.