CVE-2025-9922
📋 TL;DR
Campcodes Sales and Inventory System 1.0 contains a cross-site scripting (XSS) vulnerability in the /index.php file's page parameter. Attackers can inject malicious scripts that execute in users' browsers when they visit manipulated URLs. This affects all users of the vulnerable system who access the affected functionality.
💻 Affected Systems
- Campcodes Sales and Inventory System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal session cookies, redirect users to malicious sites, perform actions on behalf of authenticated users, or deliver malware through the compromised web application.
Likely Case
Attackers will typically use this to steal session cookies or credentials, potentially leading to account takeover and unauthorized access to the sales/inventory system.
If Mitigated
With proper input validation and output encoding, the malicious scripts would be neutralized before reaching users' browsers, preventing exploitation.
🎯 Exploit Status
The exploit has been publicly disclosed and requires no authentication. Attackers can craft malicious URLs containing JavaScript payloads in the page parameter.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://www.campcodes.com/
Restart Required: No
Instructions:
Check the vendor website for security updates. If no patch is available, implement input validation and output encoding in /index.php to sanitize the page parameter.
🔧 Temporary Workarounds
Implement Input Validation
allAdd server-side validation to restrict the page parameter to expected values only
Add Output Encoding
allApply proper HTML encoding to the page parameter before outputting to prevent script execution
🧯 If You Can't Patch
- Implement a web application firewall (WAF) with XSS protection rules
- Restrict access to the system to trusted networks only
🔍 How to Verify
Check if Vulnerable:
Test by accessing /index.php?page=<script>alert('XSS')</script> and checking if the script executesCheck Version:
Check the system's about page or documentation for version informationVerify Fix Applied:
Retest the same payload after implementing fixes to ensure no script execution occurs📡 Detection & Monitoring
Log Indicators:
- Unusual page parameter values containing script tags or JavaScript in web server logs
Network Indicators:
- HTTP requests to /index.php with suspicious parameters containing script elements
SIEM Query:
source="web_server" AND uri="/index.php" AND (param="page" AND value CONTAINS "script" OR value CONTAINS "javascript:")