CVE-2025-14211
📋 TL;DR
CVE-2025-14211 is a SQL injection vulnerability in Advanced Library Management System 1.0 that allows attackers to manipulate database queries via the book_id parameter in /delete_book.php. This enables unauthorized data access, modification, or deletion. Any organization using this software version is affected.
💻 Affected Systems
- Advanced Library Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data theft, data destruction, or full system takeover via SQL injection leading to remote code execution.
Likely Case
Unauthorized access to sensitive library data (patron records, book inventory, financial data) and potential data manipulation or deletion.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only error messages or minor data exposure.
🎯 Exploit Status
Exploit details are publicly available. SQL injection via book_id parameter requires minimal technical skill to execute.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None available
Restart Required: No
Instructions:
No official patch available. Consider migrating to supported software or implementing workarounds.
🔧 Temporary Workarounds
Input Validation and Sanitization
allImplement parameterized queries or input validation for book_id parameter
Modify /delete_book.php to use prepared statements: $stmt = $conn->prepare('DELETE FROM books WHERE id = ?'); $stmt->bind_param('i', $book_id);
Access Restriction
allRestrict access to /delete_book.php endpoint
Add authentication requirement: session_start(); if(!isset($_SESSION['user'])) { header('Location: login.php'); exit(); }
🧯 If You Can't Patch
- Implement web application firewall (WAF) with SQL injection rules
- Isolate the system from internet access and restrict to internal network only
🔍 How to Verify
Check if Vulnerable:
Test /delete_book.php with SQL injection payloads like: book_id=1' OR '1'='1Check Version:
Check software version in admin panel or readme filesVerify Fix Applied:
Test with same payloads after implementing fixes - should return error or no data manipulation📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple DELETE requests with suspicious book_id values
- Error messages containing SQL syntax
Network Indicators:
- HTTP requests to /delete_book.php with SQL injection patterns
- Unusual database traffic from web server
SIEM Query:
source="web_logs" AND uri="/delete_book.php" AND (query_string="*'*" OR query_string="*OR*" OR query_string="*UNION*" OR query_string="*SELECT*" OR query_string="*--*" OR query_string="*;*")