CVE-2021-24732 : Vulnerability Insights and Analysis

A detailed overview of CVE-2021-24732 focusing on the PDF Flipbook, 3D Flipbook WordPress plugin vulnerability and its implications.

Understanding CVE-2021-24732

This CVE pertains to a vulnerability found in the PDF Flipbook, 3D Flipbook WordPress plugin before version 1.7.10, allowing Contributor-level users to execute Stored Cross-Site Scripting attacks.

What is CVE-2021-24732?

The PDF Flipbook, 3D Flipbook WordPress plugin before version 1.7.10 lacks proper class attribute escaping in its shortcode, enabling low-privileged users to conduct Stored Cross-Site Scripting attacks.

The Impact of CVE-2021-24732

The vulnerability can be exploited by users with minimal permissions, potentially leading to the injection of malicious scripts into web pages accessed by unsuspecting visitors.

Technical Details of CVE-2021-24732

Explore the specific technical aspects of the vulnerability in the PDF Flipbook, 3D Flipbook WordPress plugin.

Vulnerability Description

The issue arises from the plugin's failure to sanitize the class attribute within its shortcode, creating a loophole for Contributor-level users to insert harmful scripts.

Affected Systems and Versions

Versions of the PDF Flipbook, 3D Flipbook WordPress plugin prior to 1.7.10 are vulnerable to this exploit, impacting websites utilizing these versions.

Exploitation Mechanism

By leveraging the lack of proper input validation, attackers with Contributor access can embed malicious scripts using the plugin's shortcode attribute.

Mitigation and Prevention

Discover actionable steps to mitigate the risks associated with CVE-2021-24732 for enhanced security.

Immediate Steps to Take

Website administrators are advised to update the plugin to version 1.7.10 or newer to patch the vulnerability and prevent potential exploitation.

Long-Term Security Practices

Implement regular security audits, ensure timely software updates, and educate users on best practices to mitigate the risk of Cross-Site Scripting attacks.

Patching and Updates

Stay informed about security patches released by the plugin developer and promptly apply updates to protect the website from known vulnerabilities.