Executive Summary

The CVE-2026-39653 vulnerability is a Broken Access Control issue found in the WordPress Video Conferencing with Zoom Plugin versions up to and including 4.6.6.

It arises from missing authorization, authentication, or nonce token checks within certain plugin functions, which can allow unprivileged users, such as subscribers, to perform actions that should be restricted to higher-privileged roles like developers.

This flaw is classified under the OWASP Top 10 category A1: Broken Access Control and has a low severity score of 4.3.

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Impact Analysis

This vulnerability can allow unprivileged users to perform actions reserved for higher-privileged roles, potentially leading to unauthorized changes or access within the plugin.

Although the threat is considered low impact and unlikely to be exploited, it could be used in mass-exploit campaigns targeting many websites indiscriminately.

No official patch is currently available, so immediate mitigation involves updating the plugin if possible or seeking help from hosting providers or web developers.

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Detection Guidance

This vulnerability is related to missing authorization checks in the WordPress Video Conferencing with Zoom Plugin up to version 4.6.6. Detection involves verifying if the affected plugin version is installed and checking for unauthorized access attempts to privileged functions.

Since this is a WordPress plugin issue, you can detect it by:

• Checking the installed plugin version via WordPress admin dashboard or by running: wp plugin list | grep video-conferencing-with-zoom-api
• Reviewing web server logs for suspicious requests that attempt to access privileged plugin functions without proper authorization.
• Using tools like WPScan to scan for vulnerable plugin versions: wpscan --url https://yourwebsite.com --enumerate p

No specific commands for direct exploitation detection are provided in the resources.

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Mitigation Strategies

Immediate mitigation steps include:

• Updating the Video Conferencing with Zoom Plugin to a version higher than 4.6.6 if an update is available.
• If no official patch is available, seek assistance from your hosting provider or web developers to implement custom access control measures.
• Restrict plugin access to trusted users only and monitor for unusual activity.

Since no official patch is currently available, proactive monitoring and limiting access are crucial.

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Compliance Impact

The vulnerability is a Broken Access Control issue that allows unprivileged users to perform actions reserved for higher-privileged roles due to missing authorization checks.

Such access control weaknesses can potentially lead to unauthorized access to sensitive data or system functions, which may impact compliance with standards and regulations like GDPR or HIPAA that require strict access controls and protection of personal or sensitive information.

However, the provided information does not explicitly state the direct impact on compliance with these regulations.

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