Executive Summary

CVE-2026-28107 is a Local File Inclusion (LFI) vulnerability found in the WordPress Muzicon Theme versions up to and including 1.9.0. It allows unauthenticated attackers to include and display local files from the target website by exploiting improper control of filename parameters in PHP include/require statements.

This means an attacker can trick the application into loading files from the server that should not be accessible, potentially exposing sensitive information.

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Impact Analysis

[{'type': 'paragraph', 'content': 'This vulnerability can have severe impacts including unauthorized access to sensitive files such as database credentials.'}, {'type': 'paragraph', 'content': "If exploited, it may lead to a complete database takeover depending on the website's configuration, allowing attackers to compromise the entire site."}, {'type': 'paragraph', 'content': 'Since the vulnerability requires no privileges to exploit, any unauthenticated attacker can attempt to leverage it.'}] [1]

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Compliance Impact

I don't know

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Detection Guidance

This vulnerability allows unauthenticated attackers to include and display local files from the target website, which may be detected by monitoring for unusual HTTP requests attempting to include local files via the Muzicon theme.

While no specific commands are provided in the resources, detection can involve inspecting web server logs for suspicious requests containing file inclusion patterns or using web application firewall (WAF) rules that identify attempts to exploit Local File Inclusion (LFI) vulnerabilities.

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Mitigation Strategies

Since no official patch is currently available for the Muzicon Theme, immediate mitigation involves applying the Patchstack mitigation rule that blocks exploitation attempts.

Users are strongly advised to implement this mitigation to protect their sites until an official fix is issued.

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