Subscriber Privilege Escalation in Booking Hub

Executive Summary

This is a Subscriber Privilege Escalation vulnerability affecting Booking Hub versions 1.3.0 and below. It allows a subscriber with limited privileges to escalate their access rights to perform unauthorized actions.

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Detection Guidance

Check for unauthorized privilege escalation attempts by monitoring user role changes in WordPress. Look for logs showing Subscriber accounts gaining Administrator or Editor privileges. Review plugin files for suspicious modifications in the Booking Hub plugin directory.

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Impact Analysis

An attacker with subscriber access could exploit this to gain higher privileges, potentially accessing sensitive data, modifying system settings, or performing actions reserved for administrators.

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Compliance Impact

This vulnerability allows privilege escalation in Booking Hub <= 1.3.0, which could lead to unauthorized access to sensitive data. Such access may violate GDPR's data protection requirements and HIPAA's safeguards for protected health information if exploited.

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Mitigation Strategies

Update Booking Hub to the latest version to address the subscriber privilege escalation vulnerability.

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