CSRF to Arbitrary Entry Deletion in Database Addon For WPForms

Executive Summary

This vulnerability affects the Database Addon For WPForms WordPress plugin versions before 1.1.1. It allows attackers to delete stored form entries by exploiting a Cross-Site Request Forgery (CSRF) flaw. The plugin fails to verify a CSRF nonce when the field is omitted and lacks capability checks, enabling attackers to trick an administrator into loading a malicious page.

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Detection Guidance

Check if the Database Addon For WPForms plugin is installed and verify its version. If it is below 1.1.1, the system is vulnerable. Inspect network traffic for suspicious requests to delete form entries without proper authentication.

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Impact Analysis

If you use an affected version of the plugin, an attacker could delete important form entries without your knowledge. This could result in loss of data, including user submissions, which may disrupt business operations or lead to data recovery efforts.

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Compliance Impact

Deleting form entries without authorization could violate data retention policies required by GDPR or HIPAA. Loss of stored data may lead to non-compliance, potential fines, or legal consequences if the data was subject to regulatory retention requirements.

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Mitigation Strategies

Update the Database Addon For WPForms plugin to version 1.1.1 or later immediately. Remove or disable the plugin if an update is not available. Monitor form entries for unauthorized deletions.

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