CVE-2025-4014: Art Gallery Management System SQLi Flaw

CVE-2025-4014 Overview

A critical SQL injection vulnerability has been identified in PHPGurukul Art Gallery Management System version 1.0. The vulnerability exists within the /admin/manage-art-medium.php file, where the artmed parameter fails to properly sanitize user input before incorporating it into SQL queries. This flaw allows remote attackers to inject malicious SQL commands, potentially compromising the entire database and the underlying system.

Critical Impact

Remote attackers can exploit this SQL injection vulnerability to extract sensitive data, modify database records, or potentially gain unauthorized access to the underlying system through database-level command execution.

Affected Products

• PHPGurukul Art Gallery Management System 1.0
• Applications using the vulnerable /admin/manage-art-medium.php endpoint

Discovery Timeline

• 2025-04-28 - CVE CVE-2025-4014 published to NVD
• 2025-05-12 - Last updated in NVD database

Technical Details for CVE-2025-4014

Vulnerability Analysis

This SQL injection vulnerability (CWE-89) occurs in the administrative interface of the Art Gallery Management System. The /admin/manage-art-medium.php script accepts user-controlled input through the artmed parameter without adequate validation or sanitization. When this parameter is processed, the unsanitized input is directly concatenated into SQL queries, creating a classic injection point.

The attack can be launched remotely without requiring any authentication, making this vulnerability particularly dangerous for internet-facing installations. The exploit has been publicly disclosed, increasing the risk of active exploitation in the wild.

Root Cause

The root cause of this vulnerability is improper input validation (CWE-74) combined with direct string concatenation in SQL query construction. The application fails to implement parameterized queries or prepared statements, which would prevent attacker-controlled data from being interpreted as SQL commands. Instead, the artmed parameter value is directly embedded into the SQL query string, allowing attackers to break out of the intended query structure and inject arbitrary SQL code.

Attack Vector

The attack vector is network-based, requiring no user interaction or prior authentication. An attacker can craft malicious HTTP requests to the /admin/manage-art-medium.php endpoint with specially crafted artmed parameter values containing SQL injection payloads. Common attack techniques include:

The vulnerability allows attackers to inject SQL commands through the artmed parameter. Typical exploitation involves using union-based or error-based SQL injection techniques to extract database contents, including user credentials and sensitive art gallery information. In more severe scenarios, attackers could leverage database functions to read files from the server or execute system commands, depending on the database configuration.

For technical details on the vulnerability, refer to the GitHub CVE Issue Discussion and VulDB #306367.

Detection Methods for CVE-2025-4014

Indicators of Compromise

• HTTP requests to /admin/manage-art-medium.php containing SQL syntax characters such as single quotes, double dashes, semicolons, or UNION keywords in the artmed parameter
• Database error messages appearing in HTTP responses indicating SQL syntax errors
• Unusual database query patterns or execution times in database logs
• Unexpected data exfiltration or database modifications

Detection Strategies

• Deploy Web Application Firewall (WAF) rules to detect and block SQL injection patterns in the artmed parameter
• Monitor application logs for requests to /admin/manage-art-medium.php with suspicious payloads
• Implement database activity monitoring to detect anomalous queries or unauthorized data access
• Use SentinelOne Singularity platform to detect post-exploitation activities and suspicious process behaviors

Monitoring Recommendations

• Enable verbose logging for the Art Gallery Management System application
• Configure alerting on database errors and exceptions, particularly those involving syntax errors
• Monitor for unusual outbound connections from the web server that could indicate data exfiltration
• Review authentication logs for admin panel access from unexpected IP addresses

How to Mitigate CVE-2025-4014

Immediate Actions Required

• Restrict access to the /admin/manage-art-medium.php endpoint through IP whitelisting or VPN requirements
• Implement input validation to sanitize the artmed parameter and reject requests containing SQL metacharacters
• Place the Art Gallery Management System behind a WAF with SQL injection protection rules enabled
• Consider taking the application offline if it processes sensitive data until a proper fix is implemented

Patch Information

As of the last update on 2025-05-12, no official vendor patch has been released for this vulnerability. Organizations should monitor the PHP Gurukul Security Resources for security updates and patch releases. In the absence of an official fix, implementing the workarounds below is strongly recommended.

Workarounds

• Modify the vulnerable PHP code to use prepared statements with parameterized queries for all database interactions
• Implement server-side input validation that restricts the artmed parameter to expected alphanumeric values only
• Deploy a reverse proxy or WAF to filter malicious requests before they reach the application
• Restrict database user permissions to limit the potential impact of successful SQL injection attacks

# Example .htaccess configuration to restrict admin access by IP
<Files "manage-art-medium.php">
    Order Deny,Allow
    Deny from all
    Allow from 192.168.1.0/24
    Allow from 10.0.0.0/8
</Files>