CVE-2021-24533 : Security Advisory and Response
Discover details of CVE-2021-24533, a vulnerability in the Maintenance WordPress plugin before 4.03 enabling Cross-Site Scripting attacks by high-privilege users.
A detailed overview of CVE-2021-24533, a vulnerability in the Maintenance WordPress plugin before version 4.03 that allows authenticated users to execute Cross-Site Scripting attacks.
Understanding CVE-2021-24533
This section provides insights into the nature and impact of the CVE-2021-24533 vulnerability.
What is CVE-2021-24533?
The Maintenance WordPress plugin before version 4.03 fails to properly sanitize certain settings, enabling high-privilege users like admins to inject Cross-Site Scripting payloads that are triggered on the frontend.
The Impact of CVE-2021-24533
The vulnerability permits authenticated users to input malicious scripts, potentially leading to unauthorized access, data theft, or site defacement.
Technical Details of CVE-2021-24533
Explore the specific technical aspects of CVE-2021-24533 to understand its implications and scope.
Vulnerability Description
The flaw in Maintenance plugin versions prior to 4.03 allows attackers to embed harmful scripts via certain settings, which can be executed by privileged users.
Affected Systems and Versions
Versions below 4.03 of the Maintenance WordPress plugin are vulnerable to this exploit, exposing websites to Cross-Site Scripting attacks.
Exploitation Mechanism
High-privilege users with admin access can leverage the vulnerability by injecting malicious scripts into specific settings, compromising site security.
Mitigation and Prevention
Learn about the steps to address and prevent CVE-2021-24533 for enhanced website security.
Immediate Steps to Take
Website administrators should update the Maintenance plugin to version 4.03 or higher to mitigate the XSS vulnerability and enhance security.
Long-Term Security Practices
Implement strict input validation, user role management, and regular security audits to prevent similar XSS attacks in the future.
Patching and Updates
Stay informed about security patches, updates, and best practices to safeguard your WordPress site from known vulnerabilities.