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CVE-2025-60150: PHP Remote File Inclusion Vulnerability in Subscribe to Download WordPress Plugin

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Overview

This report highlights the critical security vulnerability, CVE-2025-60150, which impacts the Subscribe to Download plugin on the WordPress platform. This PHP Remote File Inclusion vulnerability can lead to significant breaches, potentially compromising entire systems and leading to severe data leakage. It is crucial to address this issue due to the high-risk score and broad user base of the affected plugin.

Vulnerability Summary

CVE ID: CVE-2025-60150
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Impact: System compromise or data leakage

Affected Products

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Product | Affected Versions

Subscribe to Download | n/a through 2.0.9

How the Exploit Works

The vulnerability stems from an improper control of the filename for include/require statements in the PHP program of wpshuffle’s Subscribe to Download plugin. This issue allows for PHP Local File Inclusion (LFI), meaning an attacker can trick the script into including files from remote servers, leading to code execution. This execution could potentially compromise the system or lead to data leakage.

Conceptual Example Code

Below is a conceptual example of how this vulnerability might be exploited. This might be a part of a malicious HTTP request:

GET /wp-content/plugins/subscribe-to-download/download.php?file=../../../../../../../etc/passwd HTTP/1.1
Host: vulnerablewebsite.com

In this example, the attacker is attempting to access the ‘passwd’ file, a common target due to its sensitive data. By manipulating the ‘file’ parameter in the GET request, the attacker can traverse the directory tree to access files outside of the intended directory.

Countermeasures

The best mitigation strategy is to apply the vendor patch as soon as it becomes available. If the patch is not yet available, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. Additionally, disable the plugin if it’s not immediately necessary, until the patch is issued. Regularly monitoring system logs for any unusual activity is also recommended.

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Disclaimer:

The information and code presented in this article are provided for educational and defensive cybersecurity purposes only. Any conceptual or pseudocode examples are simplified representations intended to raise awareness and promote secure development and system configuration practices.

Do not use this information to attempt unauthorized access or exploit vulnerabilities on systems that you do not own or have explicit permission to test.

Ameeba and its authors do not endorse or condone malicious behavior and are not responsible for misuse of the content. Always follow ethical hacking guidelines, responsible disclosure practices, and local laws.

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