CVE-2025-4262
📋 TL;DR
This critical SQL injection vulnerability in PHPGurukul Online DJ Booking Management System 1.0 allows remote attackers to execute arbitrary SQL commands via the searchdata parameter in /admin/user-search.php. This affects all installations of version 1.0 that expose the admin interface to untrusted networks. Attackers can potentially access, modify, or delete database content.
💻 Affected Systems
- PHPGurukul Online DJ Booking Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data destruction, authentication bypass, and potential server takeover via SQL injection to RCE chaining.
Likely Case
Unauthorized data access and extraction of sensitive information including user credentials, booking details, and administrative data.
If Mitigated
Limited impact with proper input validation and database permissions restricting damage to non-critical data.
🎯 Exploit Status
Exploit details are publicly available on GitHub. Attack requires access to the admin interface but not necessarily authentication if other vulnerabilities exist.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://phpgurukul.com/
Restart Required: No
Instructions:
No official patch available. Check vendor website for updates. Consider implementing parameterized queries and input validation in /admin/user-search.php.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd server-side validation to sanitize the searchdata parameter before processing.
Modify /admin/user-search.php to use prepared statements with parameterized queries
Access Restriction
allRestrict access to the admin interface using network controls or authentication.
Add .htaccess authentication or move admin directory behind VPN/firewall
🧯 If You Can't Patch
- Implement a Web Application Firewall (WAF) with SQL injection rules
- Isolate the system on a separate network segment with strict access controls
🔍 How to Verify
Check if Vulnerable:
Test the /admin/user-search.php endpoint with SQL injection payloads in the searchdata parameter. Monitor for database errors or unexpected responses.Check Version:
Check the system version in the admin panel or configuration files. The vulnerable version is specifically 1.0.Verify Fix Applied:
Attempt SQL injection after implementing fixes and verify no database errors or unauthorized data access occurs.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts to admin interface
- Requests to /admin/user-search.php with suspicious parameters
Network Indicators:
- Unusual outbound database connections from web server
- Traffic patterns indicating automated scanning of admin endpoints
SIEM Query:
source="web_logs" AND uri="/admin/user-search.php" AND (param="searchdata" AND value CONTAINS "' OR '" OR "--" OR ";")