CVE-2021-24810 : What You Need to Know

A detailed overview of CVE-2021-24810 focusing on the WP Event Manager plugin vulnerability discovered by WPScan.

Understanding CVE-2021-24810

This CVE involves a Stored Cross-Site Scripting vulnerability in the WP Event Manager plugin before version 3.1.23.

What is CVE-2021-24810?

The vulnerability in the WP Event Manager plugin allows high privilege users to execute Cross-Site Scripting attacks through unescaped Field Editor settings output.

The Impact of CVE-2021-24810

An attacker with admin+ privileges could exploit this vulnerability to execute malicious scripts on the affected WordPress websites, potentially compromising user data and system integrity.

Technical Details of CVE-2021-24810

Exploring the specific technical aspects of the vulnerability in the WP Event Manager plugin.

Vulnerability Description

The flaw arises from the plugin's failure to properly escape certain Field Editor settings, enabling attackers to inject and execute arbitrary scripts.

Affected Systems and Versions

WP Event Manager plugin versions prior to 3.1.23 are vulnerable to this Stored Cross-Site Scripting issue.

Exploitation Mechanism

By leveraging this vulnerability, attackers can insert malicious scripts into the plugin's settings, which are then executed in the context of high privilege users on the target WordPress sites.

Mitigation and Prevention

Guidelines on how to address and protect systems from the CVE-2021-24810 vulnerability.

Immediate Steps to Take

Website administrators should update the WP Event Manager plugin to version 3.1.23 or newer to mitigate the risk of exploitation.

Long-Term Security Practices

Regularly update plugins and conduct security audits to prevent similar vulnerabilities and maintain a secure website environment.

Patching and Updates

Stay informed about security patches and updates released by the plugin vendor to address identified vulnerabilities and enhance website security.