CVE-2025-63879
📋 TL;DR
A reflected cross-site scripting (XSS) vulnerability in the /ecommerce/products.php component of E-commerce Project v1.0 allows attackers to inject malicious JavaScript via the id parameter. This enables session hijacking, credential theft, or content manipulation when users click malicious links. Only users of E-commerce Project v1.0 and earlier are affected.
💻 Affected Systems
- E-commerce Project
📦 What is this software?
Php Ecommerce Project by Learnwithfair
⚠️ Risk & Real-World Impact
Worst Case
Attackers steal administrator session cookies, gain full control of the e-commerce platform, modify product data, steal customer payment information, and deface the website.
Likely Case
Attackers steal user session cookies to impersonate customers, modify shopping carts, redirect to phishing sites, or steal personal information from logged-in users.
If Mitigated
With proper input validation and output encoding, the attack fails silently or causes minimal disruption with error messages.
🎯 Exploit Status
The exploit requires tricking users into clicking a malicious link containing the XSS payload in the id parameter.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Unknown
Restart Required: No
Instructions:
1. Check for official patches from the E-commerce Project vendor. 2. If unavailable, implement input validation and output encoding as workarounds. 3. Consider upgrading to a newer version if available.
🔧 Temporary Workarounds
Input Validation Filter
allAdd server-side validation to ensure the id parameter contains only numeric values.
In products.php, add: if (!is_numeric($_GET['id'])) { die('Invalid input'); }
Output Encoding
allApply HTML entity encoding to all user-controlled output in the products.php file.
Replace echo $_GET['id']; with echo htmlspecialchars($_GET['id'], ENT_QUOTES, 'UTF-8');
WAF Rule
allConfigure web application firewall to block requests containing script tags or JavaScript in the id parameter.
Add WAF rule: Block if ARGS:id contains '<script' or 'javascript:'
🧯 If You Can't Patch
- Implement Content Security Policy (CSP) headers to restrict script execution sources.
- Disable or restrict access to the /ecommerce/products.php endpoint if not essential.
🔍 How to Verify
Check if Vulnerable:
Test by accessing /ecommerce/products.php?id=<script>alert('XSS')</script> and checking if JavaScript executes.Check Version:
Check the project's version file or configuration; command varies by installation.Verify Fix Applied:
Retest with the same payload; it should display encoded text or return an error instead of executing.📡 Detection & Monitoring
Log Indicators:
- HTTP requests to /ecommerce/products.php with script tags or JavaScript in query parameters
- Unusual parameter values in id field
Network Indicators:
- Outbound traffic to suspicious domains following visits to products.php with crafted parameters
SIEM Query:
source="web_logs" AND uri_path="/ecommerce/products.php" AND query_string MATCHES "*<script*" OR query_string MATCHES "*javascript:*"