CVE-2021-36880 : What You Need to Know

WordPress uListing plugin version <= 2.0.3 has been identified with an Unauthenticated SQL Injection (SQLi) vulnerability, posing a high level of risk due to its base score of 8.6.

Understanding CVE-2021-36880

This CVE pertains to an SQL Injection vulnerability found in the WordPress uListing plugin version <= 2.0.3, specifically affecting the 'custom' parameter.

What is CVE-2021-36880?

CVE-2021-36880 highlights an Unauthenticated SQL Injection (SQLi) vulnerability within the WordPress uListing plugin version <= 2.0.3. This vulnerability allows attackers to execute malicious SQL queries without requiring authentication.

The Impact of CVE-2021-36880

The impact of CVE-2021-36880 is significant, with a base severity rating of HIGH. It can result in a compromise of data integrity, making it a critical security concern for WordPress websites utilizing the uListing plugin version <= 2.0.3.

Technical Details of CVE-2021-36880

This section provides an overview of the vulnerability details, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability involves an Unauthenticated SQL Injection (SQLi) issue in the uListing plugin for WordPress, affecting versions <= 2.0.3. The 'custom' parameter is identified as the entry point for the attack.

Affected Systems and Versions

WordPress uListing plugin versions less than or equal to 2.0.3 are confirmed to be impacted by this security flaw, making them susceptible to remote SQL injection attacks.

Exploitation Mechanism

Attackers can exploit this vulnerability remotely through a network connection without the need for prior authentication. By manipulating the 'custom' parameter, malicious SQL queries can be injected.

Mitigation and Prevention

Discover how to address and prevent the CVE-2021-36880 vulnerability effectively.

Immediate Steps to Take

Website admins should promptly update the WordPress uListing plugin to version 2.0.4 or a newer release to mitigate the SQL Injection risk. Additionally, monitoring systems for any unauthorized access attempts is crucial.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and educating users on safe data handling practices can further enhance the security posture of WordPress websites.

Patching and Updates

Frequent updates and patches should be applied to WordPress plugins and core software to address known vulnerabilities and strengthen the overall security of the website.