Real3D Flipbook Admin Editor XSS Vulnerability

Executive Summary

The Real3D Flipbook WordPress plugin before version 5.4 has a stored cross-site scripting (XSS) vulnerability. It fails to sanitize or escape certain flipbook editor fields, allowing users with the Author role or higher to inject malicious scripts. These scripts execute in the browsers of other users, including administrators, when they open the affected flipbook for editing.

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Detection Guidance

Check WordPress installations for the Real3D Flipbook plugin versions prior to 5.4. Inspect admin editor fields for suspicious scripts in flipbook content. Review user roles with Author access or higher for unauthorized changes.

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Impact Analysis

This vulnerability allows attackers with Author-level access or higher to inject malicious scripts into flipbooks. When administrators or other users edit these flipbooks, the scripts execute in their browsers, potentially stealing session cookies, performing actions on their behalf, or redirecting them to malicious sites.

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Compliance Impact

This vulnerability could lead to unauthorized access to user data, violating GDPR's data protection principles and HIPAA's security requirements. If exploited, it may result in data breaches, unauthorized data access, or loss of user trust, potentially leading to legal penalties and compliance violations.

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Mitigation Strategies

Update the Real3D Flipbook plugin to version 5.4 or later immediately. Remove or restrict Author role access to only trusted users. Monitor admin editor fields for unexpected scripts or changes.

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