Stored XSS in Orbit Fox WordPress Plugin

Mitigation Strategies

To mitigate this vulnerability, you should update the Orbit Fox plugin to a version later than 3.0.6 where the issue is fixed.

Additionally, ensure that your WordPress installation is not a multi-site setup or that the unfiltered_html capability is not disabled, as the vulnerability only affects multi-site installations with unfiltered_html disabled.

Restrict administrator-level permissions carefully to trusted users only, since the vulnerability requires authenticated attackers with administrator-level permissions.

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Executive Summary

The vulnerability exists in the Orbit Fox plugin for WordPress, specifically in versions up to and including 3.0.6. It is a Stored Cross-Site Scripting (XSS) flaw that occurs due to insufficient input sanitization and output escaping in the admin settings.

This vulnerability allows authenticated users with administrator-level permissions or higher to inject arbitrary web scripts into pages. These scripts execute whenever a user accesses the injected page.

It only affects multi-site WordPress installations or installations where the unfiltered_html capability has been disabled.

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Impact Analysis

An attacker with administrator-level access can exploit this vulnerability to inject malicious scripts into pages. These scripts can execute in the context of users visiting those pages, potentially leading to theft of sensitive information, session hijacking, or other malicious actions.

Because the vulnerability is a Stored XSS, the malicious code persists on the affected site and can impact multiple users.

However, exploitation requires high privileges (administrator or above) and only affects certain WordPress configurations (multi-site or with unfiltered_html disabled).

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Compliance Impact

The vulnerability allows authenticated administrators to inject arbitrary scripts via stored cross-site scripting (XSS) in multi-site WordPress installations or where unfiltered_html is disabled. This could lead to unauthorized access or manipulation of user data.

Such unauthorized script execution and potential data exposure may impact compliance with data protection regulations like GDPR and HIPAA, which require safeguarding personal and sensitive information against unauthorized access or alteration.

However, the provided information does not explicitly detail the compliance impact or specific regulatory consequences.

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