Unauthenticated Broken Access Control in Post My CF7 Form

Executive Summary

This vulnerability is an Unauthenticated Broken Access Control in the Post My CF7 Form plugin for WordPress, affecting versions 6.2.0 and below. It allows unauthenticated attackers to perform privileged actions due to missing authorization checks, enabling unauthorized access to sensitive functions.

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Detection Guidance

To detect this vulnerability, check if your WordPress site is running Post My CF7 Form plugin version 6.2.0 or below. You can use commands like 'wp plugin list' in WP-CLI or inspect the plugin files in the /wp-content/plugins/post-my-cf7-form/ directory for version details.

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Impact Analysis

Attackers could exploit this flaw to perform unauthorized actions on your WordPress site, potentially leading to data breaches, unauthorized form submissions, or other malicious activities. The high CVSS score of 7.5 indicates a significant risk of mass exploitation across many websites.

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Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, which may violate compliance requirements under GDPR or HIPAA. Unauthorized access to user data or form submissions could result in legal penalties, data loss, and reputational damage.

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Mitigation Strategies

Immediately update the Post My CF7 Form plugin to version 7.0.0 or later. If updating is not possible, apply Patchstack's mitigation rule to block attacks until you can update. Remove or disable the plugin if no update is available.

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