Subscriber Broken Access Control in WPSection <= 1.5.1

Executive Summary

This is a Broken Access Control vulnerability in the WPSection WordPress plugin versions 1.5.1 and below. It allows users with low privileges, such as Subscribers, to access restricted pages or perform unauthorized actions. The vulnerability has a high CVSS score of 8.1, indicating significant risk.

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Detection Guidance

Check if the WPSection plugin version 1.5.1 or below is installed on your WordPress site. Look for unauthorized access attempts or unusual activity from Subscriber-level accounts. Use security plugins or server logs to monitor for suspicious page access or actions.

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Impact Analysis

Attackers could exploit this to access sensitive data or perform unauthorized actions on your website. Since it affects thousands of sites and is actively targeted, your site may be at risk even if it is small or not widely known.

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Compliance Impact

This vulnerability allows unauthorized access to restricted pages or sensitive data by low-privilege users, which could lead to unauthorized data exposure or modification. Such breaches may violate GDPR's data protection requirements or HIPAA's safeguards for protected health information, potentially resulting in compliance violations and legal consequences.

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Mitigation Strategies

Immediately update the WPSection plugin if a patch is available. If no patch exists, apply Patchstack's temporary mitigation rule to block attacks. Consider disabling the plugin until an official fix is released. Monitor your site for signs of exploitation and seek assistance from hosting providers or developers.

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