Executive Summary

This vulnerability is an Open Redirect issue in the WordPress plugin 'Wp Edit Password Protected' versions before 1.3.5. It occurs because the plugin does not validate a parameter before redirecting users to its value, which allows attackers to redirect users to arbitrary external URLs. This can be exploited by manipulating the 'redirect_to' parameter to point to a malicious site. [1]

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Impact Analysis

This vulnerability can impact you by allowing attackers to redirect your users to malicious websites without your consent. This can lead to phishing attacks, malware distribution, or other malicious activities that exploit user trust in your site. [1]

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Detection Guidance

You can detect this vulnerability by testing the 'redirect_to' parameter in the Wp Edit Password Protected plugin for improper validation. A suggested command is to use curl to submit a login request with a manipulated 'redirect_to' parameter pointing to an external URL, for example: curl -X POST 'http://yourwordpresssite.com/wp-login.php' -d 'log=yourusername&pwd=yourpassword&redirect_to=https://example.com/wp-admin/'. If the response redirects to the external URL, the vulnerability is present. [1]

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Mitigation Strategies

The immediate step to mitigate this vulnerability is to update the Wp Edit Password Protected WordPress plugin to version 1.3.5 or later, where the issue has been fixed by proper validation of the redirect parameter. [1]

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