CVE-2025-9302
📋 TL;DR
This vulnerability allows remote attackers to execute SQL injection attacks through the emailid parameter in the /signup.php file of PHPGurukul User Management System 1.0. Attackers can potentially access, modify, or delete database contents. Organizations using this specific version of the software are affected.
💻 Affected Systems
- PHPGurukul User Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, privilege escalation, or system takeover
Likely Case
Unauthorized data access, user account compromise, and potential data manipulation
If Mitigated
Limited impact with proper input validation and database permissions
🎯 Exploit Status
Exploit is publicly available and requires minimal technical skill
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://phpgurukul.com/
Restart Required: No
Instructions:
No official patch available. Consider upgrading to a newer version if available or implementing workarounds.
🔧 Temporary Workarounds
Input Validation and Sanitization
allImplement proper input validation and parameterized queries for the emailid parameter
Modify /signup.php to use prepared statements with parameterized queries
Web Application Firewall Rules
allDeploy WAF rules to block SQL injection patterns
Add WAF rule: deny requests containing SQL injection patterns in emailid parameter
🧯 If You Can't Patch
- Implement network segmentation to isolate the vulnerable system
- Deploy intrusion detection systems to monitor for SQL injection attempts
🔍 How to Verify
Check if Vulnerable:
Test the /signup.php endpoint with SQL injection payloads in the emailid parameterCheck Version:
Check system documentation or configuration files for version informationVerify Fix Applied:
Verify that SQL injection attempts no longer succeed and proper input validation is implemented📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed signup attempts with suspicious email parameters
Network Indicators:
- HTTP POST requests to /signup.php containing SQL keywords in parameters
SIEM Query:
source="web_logs" AND uri="/signup.php" AND (emailid CONTAINS "' OR" OR emailid CONTAINS "UNION" OR emailid CONTAINS "SELECT")