CVE-2021-25031 Explained : Impact and Mitigation
Discover the impact of CVE-2021-25031, a Cross-Site Scripting vulnerability in Image Hover Effects Ultimate plugin < 9.7.1. Learn about mitigation steps and the importance of updating to secure your WordPress site.
A detailed overview of the Image Hover Effects Ultimate plugin vulnerability, its impact, technical details, and mitigation steps.
Understanding CVE-2021-25031
This section provides insights into the Image Hover Effects Ultimate plugin vulnerability.
What is CVE-2021-25031?
The Image Hover Effects Ultimate WordPress plugin before version 9.7.1 is susceptible to Reflected Cross-Site Scripting due to improper parameter handling, potentially leading to security risks.
The Impact of CVE-2021-25031
Exploiting this vulnerability could allow attackers to execute malicious scripts in the context of an admin user, leading to unauthorized actions and data theft.
Technical Details of CVE-2021-25031
Explore the specific technical aspects of the CVE-2021-25031 vulnerability.
Vulnerability Description
The vulnerability arises from unescaped input data, specifically the 'effects' parameter, which is directly outputted without proper sanitization or encoding, posing XSS risks.
Affected Systems and Versions
The Image Hover Effects Ultimate plugin versions prior to 9.7.1 are impacted by this vulnerability.
Exploitation Mechanism
Attackers can craft malicious links containing the payload to exploit the lack of input validation and execute arbitrary scripts in the context of an admin user.
Mitigation and Prevention
Learn about the steps to mitigate the CVE-2021-25031 vulnerability and enhance overall security.
Immediate Steps to Take
Users should update the Image Hover Effects Ultimate plugin to version 9.7.1 or newer to address the XSS vulnerability and prevent potential exploitation.
Long-Term Security Practices
Implement input validation, output encoding, and regular security audits to safeguard against XSS vulnerabilities and enhance the security posture of WordPress plugins.
Patching and Updates
Stay informed about security patches released by plugin developers and promptly apply updates to minimize the risk of exploitation and ensure a secure WordPress environment.