CVE-2025-3316
📋 TL;DR
This critical SQL injection vulnerability in PHPGurukul Men Salon Management System 1.0 allows attackers to execute arbitrary SQL commands via the searchdata parameter in /admin/search-invoices.php. Remote attackers can potentially access, modify, or delete database content. All users running version 1.0 without proper input validation are affected.
💻 Affected Systems
- PHPGurukul Men Salon Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data theft, data destruction, authentication bypass, and potential server takeover via SQL injection to RCE chaining.
Likely Case
Unauthorized access to sensitive customer and business data stored in the database, including personal information and financial records.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only error messages or partial data exposure.
🎯 Exploit Status
Exploit details are publicly available on GitHub. Requires admin access but SQL injection is straightforward once authenticated.
🛠️ 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 Filter
allAdd server-side input validation to sanitize searchdata parameter
Modify /admin/search-invoices.php to use prepared statements with parameterized queries
WAF Rule
allImplement web application firewall rules to block SQL injection patterns
Add WAF rule: Detect and block SQL keywords in searchdata parameter
🧯 If You Can't Patch
- Restrict access to /admin/ directory to trusted IP addresses only
- Implement database user with minimal permissions (read-only if possible)
🔍 How to Verify
Check if Vulnerable:
Test /admin/search-invoices.php with SQL injection payloads in searchdata parameter (e.g., searchdata=' OR '1'='1)Check Version:
Check software version in admin panel or readme filesVerify Fix Applied:
Test with same payloads after implementing fixes - should return proper error or no data instead of executing SQL📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts to admin panel
- Requests to /admin/search-invoices.php with SQL keywords
Network Indicators:
- HTTP POST requests to search-invoices.php containing SQL injection patterns
- Unusual database connection patterns from web server
SIEM Query:
source="web_logs" AND uri="/admin/search-invoices.php" AND (request_body CONTAINS "UNION" OR request_body CONTAINS "SELECT" OR request_body CONTAINS "OR '1'='1'")