CVE-2025-40689: Phpgurukul Fire Reporting SQLI Vulnerability

CVE-2025-40689 Overview

CVE-2025-40689 is a critical SQL Injection vulnerability affecting PHPGurukul's Online Fire Reporting System version 1.2. This vulnerability allows an unauthenticated attacker to manipulate database queries through the remark, status, and requestid parameters in the /ofrs/admin/request-details.php endpoint. Successful exploitation enables attackers to retrieve, create, update, and delete database records, potentially compromising the entire application and its underlying data.

Critical Impact

Unauthenticated attackers can fully compromise the database through SQL Injection, enabling complete data theft, modification, or destruction without any authentication requirements.

Affected Products

• PHPGurukul Online Fire Reporting System version 1.2

Discovery Timeline

• 2025-09-11 - CVE-2025-40689 published to NVD
• 2025-09-12 - Last updated in NVD database

Technical Details for CVE-2025-40689

Vulnerability Analysis

This SQL Injection vulnerability exists in the administrative request details functionality of the Online Fire Reporting System. The application fails to properly sanitize user-supplied input before incorporating it into SQL queries. The vulnerable endpoint /ofrs/admin/request-details.php accepts three parameters—remark, status, and requestid—that are directly concatenated into database queries without adequate input validation or parameterization.

The network-accessible nature of this vulnerability, combined with no authentication requirements and no user interaction needed, makes this an easily exploitable flaw. An attacker can craft malicious SQL statements that are executed by the database server with the application's privileges, potentially leading to complete database compromise.

Root Cause

The root cause of this vulnerability is improper input validation (CWE-89: Improper Neutralization of Special Elements used in an SQL Command). The application directly incorporates user-controlled input from the remark, status, and requestid parameters into SQL queries without using prepared statements or parameterized queries. This allows attackers to inject arbitrary SQL code that modifies the intended query logic.

Attack Vector

The attack vector for CVE-2025-40689 is network-based, targeting the /ofrs/admin/request-details.php endpoint. An attacker can submit specially crafted HTTP requests containing SQL injection payloads in any of the three vulnerable parameters. The injected SQL code is then executed by the database server, allowing the attacker to:

• Extract sensitive data from the database including user credentials and fire report records
• Modify existing database entries to tamper with fire reporting data
• Delete records to disrupt operations or cover tracks
• Potentially escalate privileges or gain access to the underlying server depending on database configuration

Since the vulnerability exists in an administrative endpoint, successful exploitation may also expose administrative credentials or session tokens, enabling further compromise of the application.

Detection Methods for CVE-2025-40689

Indicators of Compromise

• Unusual SQL error messages in application logs related to the /ofrs/admin/request-details.php endpoint
• Web server access logs showing requests to request-details.php with suspicious characters in query parameters such as single quotes, UNION, SELECT, or -- comment sequences
• Unexpected database query patterns including UNION SELECT statements or time-based blind injection techniques
• Database logs showing queries with unusual syntax or unauthorized data access patterns

Detection Strategies

• Implement Web Application Firewall (WAF) rules to detect and block SQL injection patterns targeting the remark, status, and requestid parameters
• Deploy intrusion detection signatures to identify SQL injection payloads in HTTP traffic destined for the vulnerable endpoint
• Monitor application and database logs for anomalous query patterns or SQL syntax errors
• Conduct regular vulnerability scanning of the Online Fire Reporting System deployment

Monitoring Recommendations

• Enable detailed logging for the /ofrs/admin/ directory and monitor for suspicious parameter values
• Configure database auditing to track unusual query patterns or unauthorized data access
• Set up alerts for multiple failed database queries or SQL syntax errors originating from the same source
• Monitor for data exfiltration indicators such as large response sizes from the vulnerable endpoint

How to Mitigate CVE-2025-40689

Immediate Actions Required

• Remove or restrict access to the Online Fire Reporting System from public networks immediately
• Implement network-level access controls to limit access to trusted IP addresses only
• Deploy a Web Application Firewall (WAF) with SQL injection protection rules
• Review database logs for signs of prior exploitation and assess data integrity

Patch Information

No vendor-issued patch has been identified at this time. Organizations should consult the INCIBE Security Notice for the latest information on available remediation options. Consider contacting PHPGurukul directly for patch availability.

Workarounds

• Implement input validation and sanitization for all user-supplied parameters before processing
• Use prepared statements with parameterized queries to prevent SQL injection at the code level
• Apply the principle of least privilege to database accounts used by the application
• Consider placing the application behind a reverse proxy with WAF capabilities to filter malicious requests
• If the application is not critical, consider taking it offline until a proper fix is available

# Example: Restrict access to admin directory via Apache .htaccess
# Place this in /ofrs/admin/.htaccess
<Files "request-details.php">
    Order Deny,Allow
    Deny from all
    Allow from 192.168.1.0/24
    Allow from 10.0.0.0/8
</Files>