CVE-2026-21447
📋 TL;DR
An Insecure Direct Object Reference vulnerability in Bagisto eCommerce platform allows authenticated customers to add items from other customers' orders to their own cart by manipulating order IDs. This exposes sensitive purchase information and enables potential fraud. All Bagisto installations prior to version 2.3.10 are affected.
💻 Affected Systems
- Bagisto
📦 What is this software?
Bagisto by Webkul
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal sensitive customer purchase data, manipulate shopping carts for fraudulent transactions, and potentially escalate to financial fraud or data exfiltration.
Likely Case
Authenticated customers accessing other customers' order details and adding items to their carts without authorization, leading to data exposure and potential minor fraud.
If Mitigated
With proper access controls and input validation, only authorized access to order data would be permitted, preventing unauthorized cart manipulation.
🎯 Exploit Status
Exploitation requires authenticated customer access and simple parameter manipulation; no advanced technical skills needed.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 2.3.10
Vendor Advisory: https://github.com/bagisto/bagisto/security/advisories/GHSA-x5rw-qvvp-5cgm
Restart Required: No
Instructions:
1. Update Bagisto to version 2.3.10 or later via composer update. 2. Apply the security patch from the vendor advisory. 3. Verify the fix by testing order reorder functionality.
🔧 Temporary Workarounds
Disable Customer Order Reorder
allTemporarily disable the customer order reorder functionality to prevent exploitation.
Modify Bagisto configuration to disable order reorder feature
Implement Additional Access Controls
allAdd server-side validation to ensure customers can only access their own order IDs.
Implement proper authorization checks in order controller
🧯 If You Can't Patch
- Implement web application firewall rules to detect and block order ID parameter manipulation
- Enable detailed logging of all order access attempts and monitor for unauthorized access patterns
🔍 How to Verify
Check if Vulnerable:
Test if authenticated customer can access another customer's order by manipulating order ID parameter in reorder request.Check Version:
php artisan --version (for Laravel) or check Bagisto version in composer.jsonVerify Fix Applied:
After patching, verify that order ID manipulation no longer allows access to other customers' orders.📡 Detection & Monitoring
Log Indicators:
- Multiple failed order access attempts from same user
- Order ID parameter values outside expected range
- Unusual cart activity patterns
Network Indicators:
- HTTP requests with manipulated order ID parameters
- Unusual order reorder request patterns
SIEM Query:
source="web_logs" AND (uri_path="/reorder" OR uri_path="/order") AND (param_order_id NOT IN expected_range OR param_order_id pattern mismatch)