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CVE-2025-28072: Directory Traversal Vulnerability in PHPGurukul Pre-School Enrollment System

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Overview

A critical directory traversal vulnerability has been identified in PHPGurukul’s Pre-School Enrollment System. This vulnerability, documented as CVE-2025-28072, allows an attacker to gain unauthorized access to sensitive files and directories, potentially leading to system compromise or data leakage. This vulnerability is significant as it impacts educational institutions that rely on this system for their operations.

Vulnerability Summary

CVE ID: CVE-2025-28072
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage

Affected Products

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Product | Affected Versions

PHPGurukul Pre-School Enrollment System | All versions prior to the patch

How the Exploit Works

An attacker can exploit this vulnerability by sending a specially crafted HTTP request containing relative path sequences to the ‘manage-teachers.php’ endpoint. The application fails to validate these sequences, allowing the attacker to traverse directories, potentially gaining access to sensitive files and system data.

Conceptual Example Code

The following is a conceptual example of how this vulnerability might be exploited:

GET /manage-teachers.php?file=../../../etc/passwd HTTP/1.1
Host: vulnerable-school.com

In this example, the attacker is attempting to access the ‘/etc/passwd’ file, which contains user account information. The ‘../’ sequences allow the attacker to move up in the directory structure, potentially accessing unauthorized files.

Mitigation Guidance

In order to mitigate this vulnerability, it is recommended to apply the vendor-provided patch as soon as it becomes available. In the meantime, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used to block or alert on any suspicious directory traversal attempts. Additionally, input validation controls should be implemented to ensure that file paths containing relative path sequences are properly sanitized.

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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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