CVE-2025-4934
📋 TL;DR
This critical SQL injection vulnerability in PHPGurukul User Registration & Login and User Management System allows attackers to manipulate database queries through the Contact parameter in edit-profile.php. Attackers can potentially steal sensitive user data, modify database contents, or gain unauthorized access. Organizations using version 3.3 of this software are affected.
💻 Affected Systems
- PHPGurukul User Registration & Login and User Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, privilege escalation, authentication bypass, and potential remote code execution through database functions.
Likely Case
Unauthorized access to user data, credential theft, and potential modification of user profiles or system settings.
If Mitigated
Limited impact with proper input validation, parameterized queries, and database permission restrictions in place.
🎯 Exploit Status
Exploit details are publicly available, making this easily exploitable by attackers with basic SQL injection knowledge.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://phpgurukul.com/
Restart Required: No
Instructions:
No official patch available. Consider implementing input validation and parameterized queries in edit-profile.php or migrating to alternative software.
🔧 Temporary Workarounds
Input Validation Filter
allAdd server-side validation to sanitize Contact parameter input
Edit edit-profile.php to add input filtering before SQL queries
Web Application Firewall Rules
allBlock SQL injection patterns targeting edit-profile.php
Configure WAF to block requests containing SQL keywords to edit-profile.php
🧯 If You Can't Patch
- Isolate the system from internet access and restrict to internal network only
- Implement strict network segmentation and monitor all database access attempts
🔍 How to Verify
Check if Vulnerable:
Test edit-profile.php with SQL injection payloads in Contact parameterCheck Version:
Check software version in admin panel or configuration filesVerify Fix Applied:
Verify that SQL injection attempts no longer succeed and input is properly sanitized📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts after profile edits
- Suspicious patterns in web server access logs
Network Indicators:
- SQL keywords in POST requests to edit-profile.php
- Unusual database connection patterns
SIEM Query:
source="web_logs" AND uri="/edit-profile.php" AND (request_body CONTAINS "UNION" OR request_body CONTAINS "SELECT" OR request_body CONTAINS "INSERT")