CVE-2026-6037: Vehicle Showroom Management SQLI Flaw

CVE-2026-6037 Overview

A SQL injection vulnerability has been identified in code-projects Vehicle Showroom Management System 1.0. The vulnerability exists in the file /util/AddVehicleFunction.php where improper handling of the BRANCH_ID argument allows attackers to inject malicious SQL queries. This attack can be executed remotely without authentication, potentially allowing unauthorized access to database contents, data manipulation, or further system compromise.

Critical Impact

Remote attackers can exploit this SQL injection vulnerability to access, modify, or delete database information in Vehicle Showroom Management System deployments.

Affected Products

• code-projects Vehicle Showroom Management System 1.0
• /util/AddVehicleFunction.php component

Discovery Timeline

• 2026-04-10 - CVE-2026-6037 published to NVD
• 2026-04-13 - Last updated in NVD database

Technical Details for CVE-2026-6037

Vulnerability Analysis

This SQL injection vulnerability (CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component) affects the Vehicle Showroom Management System, a PHP-based web application. The vulnerability stems from insufficient input validation in the AddVehicleFunction.php file, where the BRANCH_ID parameter is passed directly into SQL queries without proper sanitization or parameterization.

The exploit has been publicly disclosed according to available references, increasing the risk of active exploitation. The network-accessible nature of the vulnerability means that any instance of the application exposed to the internet is potentially at risk from remote attackers.

Root Cause

The root cause of this vulnerability is the failure to properly sanitize or parameterize user-supplied input before incorporating it into SQL queries. The BRANCH_ID argument in /util/AddVehicleFunction.php is directly concatenated or interpolated into database queries, allowing attackers to break out of the intended query structure and inject arbitrary SQL commands.

This represents a classic injection flaw where the application fails to distinguish between data and code, allowing untrusted input to alter the logic of database operations.

Attack Vector

The attack vector for CVE-2026-6037 is network-based, requiring no authentication or user interaction. An attacker can craft malicious HTTP requests containing SQL injection payloads in the BRANCH_ID parameter. When the vulnerable application processes these requests, the injected SQL commands are executed against the backend database.

Typical exploitation scenarios include:

• Extracting sensitive data from the database using UNION-based or blind SQL injection techniques
• Bypassing authentication mechanisms by manipulating query logic
• Modifying or deleting database records
• Potentially escalating to command execution depending on database configuration

For detailed technical analysis, see the GitHub CVE Issue Tracker and VulDB Vulnerability Details.

Detection Methods for CVE-2026-6037

Indicators of Compromise

• Unusual SQL syntax or special characters in HTTP request parameters targeting /util/AddVehicleFunction.php
• Database error messages in application logs indicating malformed queries
• Unexpected database queries containing UNION, SELECT, or other SQL keywords in web access logs
• Anomalous database activity such as bulk data extraction or unauthorized modifications

Detection Strategies

• Implement web application firewall (WAF) rules to detect SQL injection patterns in the BRANCH_ID parameter
• Monitor HTTP request logs for suspicious payloads targeting the /util/AddVehicleFunction.php endpoint
• Deploy database activity monitoring to detect abnormal query patterns or unauthorized data access
• Configure intrusion detection systems with signatures for common SQL injection attack vectors

Monitoring Recommendations

• Enable detailed logging for the Vehicle Showroom Management System web application
• Set up alerts for database errors that may indicate SQL injection attempts
• Monitor for unusual outbound data transfers that could indicate data exfiltration
• Review access logs regularly for requests containing SQL metacharacters such as single quotes, semicolons, or comment sequences

How to Mitigate CVE-2026-6037

Immediate Actions Required

• Take the Vehicle Showroom Management System offline or restrict access to trusted networks only until a patch is applied
• Implement input validation on the BRANCH_ID parameter to accept only expected values (e.g., numeric IDs)
• Deploy a web application firewall with SQL injection protection rules
• Review database permissions to ensure the application uses a least-privilege account

Patch Information

No official vendor patch has been identified in the available CVE data. Organizations using code-projects Vehicle Showroom Management System 1.0 should monitor the Code Projects Resource for updates and consider implementing the workarounds below until an official fix is released.

For additional vulnerability context, refer to the VulDB CTI Analysis.

Workarounds

• Implement prepared statements or parameterized queries in the AddVehicleFunction.php file to prevent SQL injection
• Add server-side input validation to ensure BRANCH_ID contains only expected characters and formats
• Deploy a WAF rule specifically blocking SQL injection attempts on the affected endpoint
• Restrict network access to the application using firewall rules or VPN requirements

# Example WAF configuration to block SQL injection on the affected endpoint
# ModSecurity rule example
SecRule REQUEST_URI "@contains /util/AddVehicleFunction.php" \
    "id:100001,phase:2,deny,status:403,\
    chain"
    SecRule ARGS:BRANCH_ID "@detectSQLi" \
        "msg:'SQL Injection attempt blocked on BRANCH_ID parameter'"