CVE-2021-36846 Explained : Impact and Mitigation

WordPress Chaty plugin version <= 2.8.3 has been found to have an Authenticated Stored Cross-Site Scripting (XSS) vulnerability. This CVE was discovered by Asif Nawaz Minhas from Patchstack Alliance.

Understanding CVE-2021-36846

This section will cover the details regarding the vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2021-36846?

The CVE-2021-36846 involves an Authenticated Stored Cross-Site Scripting vulnerability in Premio Chaty, a WordPress plugin with versions equal to or less than 2.8.3.

The Impact of CVE-2021-36846

With a CVSS base score of 4.8 (Medium severity), this vulnerability requires high privileges and user interaction. Exploitation can lead to low confidentiality and integrity impacts, with the scope being changed.

Technical Details of CVE-2021-36846

Let's dive into the technical aspects of this vulnerability.

Vulnerability Description

The issue revolves around an Authenticated Stored Cross-Site Scripting (XSS) vulnerability in the affected versions of the Premio Chaty WordPress plugin.

Affected Systems and Versions

The vulnerability impacts Premio Chaty plugin versions less than or equal to 2.8.3.

Exploitation Mechanism

Exploiting this vulnerability requires an admin or higher user role for authentication, making it an authenticated Stored Cross-Site Scripting issue.

Mitigation and Prevention

Discover the steps to mitigate and prevent the exploit of CVE-2021-36846.

Immediate Steps to Take

Admins are advised to update the affected plugin to a secure version or deactivate it until a patch is available to mitigate the risk.

Long-Term Security Practices

Implement routine security checks, restrict user roles, and stay informed about plugin vulnerabilities to enhance overall security posture.

Patching and Updates

Stay vigilant for security updates and apply patches promptly to address known vulnerabilities and secure your WordPress environment.