CVE-2025-8158
📋 TL;DR
This critical SQL injection vulnerability in PHPGurukul Login and User Management System 3.3 allows remote attackers to execute arbitrary SQL commands via the ID parameter in /admin/yesterday-reg-users.php. Organizations using this specific version of the PHPGurukul system are affected, particularly those with internet-facing installations.
💻 Affected Systems
- PHPGurukul Login and User Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, authentication bypass, privilege escalation, and potential remote code execution through database functions.
Likely Case
Unauthorized data access, user credential theft, and potential administrative account takeover.
If Mitigated
Limited impact with proper input validation, WAF protection, and database permission restrictions.
🎯 Exploit Status
Exploit requires access to admin path. SQL injection is well-understood attack vector with many automated tools available.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://phpgurukul.com/
Restart Required: No
Instructions:
1. Check vendor website for security updates. 2. If no patch available, implement workarounds immediately. 3. Consider migrating to alternative software if vendor is unresponsive.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd parameter validation and SQL injection protection to the vulnerable file
Edit /admin/yesterday-reg-users.php to validate ID parameter using prepared statements or proper escaping
Access Restriction
allRestrict access to admin directory
Add .htaccess with 'Deny from all' or equivalent web server configuration
🧯 If You Can't Patch
- Implement Web Application Firewall (WAF) with SQL injection rules
- Restrict database user permissions to minimum required
🔍 How to Verify
Check if Vulnerable:
Check if /admin/yesterday-reg-users.php exists and examine code for SQL injection vulnerabilities in ID parameter handlingCheck Version:
Check system documentation or configuration files for version informationVerify Fix Applied:
Test ID parameter with SQL injection payloads after implementing fixes📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts from admin pages
- Suspicious parameter values in web server logs
Network Indicators:
- SQL injection patterns in HTTP requests to /admin/yesterday-reg-users.php
- Unusual database connection patterns
SIEM Query:
web.url:*yesterday-reg-users.php AND (web.param:*sql* OR web.param:*union* OR web.param:*select*)