CVE-2025-9053: Travel Management System SQL Injection Flaw

CVE-2025-9053 Overview

A SQL injection vulnerability has been discovered in projectworlds Travel Management System version 1.0. This vulnerability affects the /updatesubcategory.php file, where improper handling of the t1 and s1 parameters allows attackers to inject malicious SQL code. The attack can be initiated remotely without authentication, and the exploit has been publicly disclosed.

Critical Impact

Attackers can remotely exploit this SQL injection vulnerability to manipulate database queries, potentially leading to unauthorized data access, data modification, or data exfiltration from the Travel Management System.

Affected Products

• Projectworlds Travel Management System version 1.0
• /updatesubcategory.php endpoint with t1 and s1 parameters

Discovery Timeline

• 2025-08-15 - CVE-2025-9053 published to NVD
• 2025-08-21 - Last updated in NVD database

Technical Details for CVE-2025-9053

Vulnerability Analysis

This SQL injection vulnerability (CWE-89) exists in the Projectworlds Travel Management System due to insufficient input validation and sanitization in the /updatesubcategory.php file. The vulnerable parameters t1 and s1 are directly incorporated into SQL queries without proper escaping or parameterization, allowing attackers to craft malicious input that alters the intended query logic.

The vulnerability is classified under both CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component) and CWE-89 (SQL Injection), indicating a fundamental failure in input handling that enables injection attacks through the network-accessible web interface.

Root Cause

The root cause of this vulnerability is the lack of proper input sanitization and the absence of parameterized queries (prepared statements) in the /updatesubcategory.php file. User-supplied input through the t1 and s1 arguments is directly concatenated into SQL statements, creating a classic SQL injection attack surface. This allows specially crafted input to escape the intended query context and execute arbitrary SQL commands.

Attack Vector

The vulnerability is exploitable remotely over the network. An attacker can send crafted HTTP requests to the /updatesubcategory.php endpoint with malicious SQL syntax in the t1 or s1 parameters. No authentication or user interaction is required to exploit this vulnerability.

The attack does not require any privileges, making it accessible to anonymous remote attackers. Successful exploitation could allow attackers to read, modify, or delete data within the application's database, depending on the database user's privileges and the specific SQL injection type.

For technical details on the exploitation method, refer to the GitHub CVE Issue Discussion and VulDB entry #320272.

Detection Methods for CVE-2025-9053

Indicators of Compromise

• Unusual or malformed requests to /updatesubcategory.php containing SQL syntax characters such as single quotes ('), double dashes (--), or UNION SELECT statements
• Database error messages in application logs indicating SQL syntax errors
• Unexpected database queries or data modifications in database audit logs
• Web server access logs showing requests with encoded SQL injection payloads in the t1 or s1 parameters

Detection Strategies

• Implement Web Application Firewall (WAF) rules to detect and block common SQL injection patterns targeting the /updatesubcategory.php endpoint
• Monitor HTTP request logs for suspicious patterns in the t1 and s1 parameters, including SQL keywords and special characters
• Enable database query logging and alert on anomalous or unauthorized query patterns
• Deploy intrusion detection systems (IDS) with signatures for SQL injection attack detection

Monitoring Recommendations

• Configure real-time alerting for any HTTP requests to /updatesubcategory.php containing potential SQL injection payloads
• Implement database activity monitoring to detect unusual query patterns or unauthorized data access
• Review web server access logs regularly for reconnaissance or exploitation attempts
• Enable detailed error logging while ensuring error messages are not exposed to end users

How to Mitigate CVE-2025-9053

Immediate Actions Required

• Remove or restrict access to the /updatesubcategory.php file until a patch is available
• Implement input validation and sanitization for the t1 and s1 parameters using allowlisting techniques
• Deploy a Web Application Firewall (WAF) with SQL injection detection rules as a temporary mitigation
• Consider network-level access controls to limit exposure of the vulnerable endpoint

Patch Information

No official vendor patch has been released at the time of this publication. Projectworlds Travel Management System users should monitor vendor communications and apply patches as soon as they become available. In the absence of a vendor patch, organizations should implement the workarounds and mitigations described below or consider alternative software solutions.

For additional information, refer to the VulDB entry #320272.

Workarounds

• Use parameterized queries (prepared statements) instead of string concatenation for all database operations in /updatesubcategory.php
• Implement strict input validation using allowlists for expected parameter values
• Apply the principle of least privilege to the database user account used by the application
• Consider disabling the vulnerable functionality entirely until a proper fix is implemented

# Example: Restrict access to vulnerable endpoint via Apache .htaccess
# Add to .htaccess in the web root directory
<Files "updatesubcategory.php">
    Order Deny,Allow
    Deny from all
    # Allow only from trusted internal IP ranges if needed
    # Allow from 192.168.1.0/24
</Files>