CVE-2025-13579
📋 TL;DR
This SQL injection vulnerability in code-projects Library System 1.0 allows remote attackers to execute arbitrary SQL commands via the ID parameter in /return.php. This could lead to unauthorized data access, modification, or deletion. All installations of Library System 1.0 with the vulnerable /return.php file are affected.
💻 Affected Systems
- code-projects Library System
📦 What is this software?
Library System by Code Projects
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data theft, data destruction, and potential server takeover via SQL injection leading to remote code execution.
Likely Case
Unauthorized access to library system data including patron information, book records, and potential privilege escalation within the application.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only error messages or minor data exposure.
🎯 Exploit Status
The exploit has been made public according to the CVE description, making exploitation straightforward for attackers with basic SQL injection knowledge.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://code-projects.org/
Restart Required: No
Instructions:
1. Check code-projects.org for security updates. 2. If no patch is available, implement workarounds. 3. Consider migrating to a supported library system if this project is abandoned.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd proper input validation and parameterized queries to /return.php to prevent SQL injection.
Edit /return.php to use prepared statements with parameterized queries instead of direct string concatenation with user input.
Web Application Firewall (WAF)
allDeploy a WAF with SQL injection protection rules to block malicious requests.
Configure WAF rules to detect and block SQL injection patterns targeting /return.php with ID parameter.
🧯 If You Can't Patch
- Block external access to /return.php using firewall rules or web server configuration.
- Implement network segmentation to isolate the library system from sensitive networks.
🔍 How to Verify
Check if Vulnerable:
Test /return.php with SQL injection payloads like ' OR '1'='1 in the ID parameter and check for SQL errors or unexpected behavior.Check Version:
Check the application files or documentation for version information, typically in README files or configuration files.Verify Fix Applied:
After implementing fixes, retest with SQL injection payloads to ensure they are properly blocked or sanitized.📡 Detection & Monitoring
Log Indicators:
- SQL syntax errors in application logs
- Unusual database queries from web server IPs
- Multiple failed requests to /return.php with suspicious parameters
Network Indicators:
- HTTP requests to /return.php containing SQL keywords (SELECT, UNION, etc.) in parameters
- Unusual traffic patterns to the library system
SIEM Query:
source="web_logs" AND uri="/return.php" AND (param="ID" AND value MATCHES "(?i).*SELECT.*|.*UNION.*|.*OR.*")