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CVE-2025-49296: Path Traversal Vulnerability in Mikado-Themes GrandPrix

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Overview

CVE-2025-49296 is a severe security vulnerability found in Mikado-Themes GrandPrix, a widely used theme in the world of content management systems. This vulnerability, classified as a Path Traversal vulnerability, allows for PHP Local File Inclusion (LFI). This means that attackers could potentially manipulate a web application to read, write, or execute arbitrary files on the server’s filesystem, leading to a system compromise or leakage of sensitive data. Given the popularity of the GrandPrix theme, this vulnerability could have a significant impact on a vast number of users and their data.

Vulnerability Summary

CVE ID: CVE-2025-49296
Severity: High (8.1 / CVSS 3.x)
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Impact: System compromise, data leakage

Affected Products

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Product | Affected Versions

GrandPrix (Mikado-Themes) | Through 1.6

How the Exploit Works

The Path Traversal vulnerability in Mikado-Themes GrandPrix is due to improper sanitization of user-supplied input. The application fails to properly validate the input for file paths, allowing an attacker to execute arbitrary PHP code on the server via a crafted request. This can lead to the inclusion of any file on the server, which may result in unauthorized access or manipulation of sensitive data.

Conceptual Example Code

Here is a conceptual example of how this vulnerability might be exploited, using a crafted HTTP request:

GET /index.php?file=../../../../../etc/passwd HTTP/1.1
Host: vulnerable-server.com

In this example, the attacker is attempting to access the ‘/etc/passwd’ file, which is located at the root of the filesystem. If successful, the attacker could gain access to a list of all user accounts on the system.

Mitigation

Users of Mikado-Themes GrandPrix are strongly advised to apply the vendor patch as soon as possible to mitigate this vulnerability. In the meantime, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary measure to protect against potential exploits. Regularly updating and patching your systems, as well as ensuring proper input validation and sanitization, are key practices to prevent such vulnerabilities.

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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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