CVE-2026-2165: detronetdip E-commerce Auth Bypass Flaw

CVE-2026-2165 Overview

A missing authentication vulnerability has been identified in detronetdip E-commerce version 1.0.0. The vulnerability exists in the Account Creation Endpoint at /Admin/assets/backend/seller/add_seller.php, where manipulation of the email argument allows unauthenticated attackers to create administrative accounts. This authentication bypass enables remote attackers to gain unauthorized access to the e-commerce platform's administrative functionality without any prior authentication or authorization.

Critical Impact

Remote attackers can exploit this vulnerability to create unauthorized seller accounts on the e-commerce platform, potentially leading to complete compromise of the marketplace functionality and seller data.

Affected Products

• detronetdip E-commerce 1.0.0

Discovery Timeline

• 2026-02-08 - CVE-2026-2165 published to NVD
• 2026-02-09 - Last updated in NVD database

Technical Details for CVE-2026-2165

Vulnerability Analysis

This vulnerability represents a classic authentication bypass flaw (CWE-287) in the seller account creation functionality of the detronetdip E-commerce platform. The vulnerable endpoint /Admin/assets/backend/seller/add_seller.php fails to properly verify whether the requesting user has administrative privileges before processing account creation requests.

The vulnerability allows unauthenticated remote attackers to directly access the account creation endpoint and submit crafted requests to create new seller accounts. By manipulating the email parameter, attackers can successfully register accounts that should only be creatable by authenticated administrators. This flaw indicates a fundamental design issue where the endpoint lacks proper access control mechanisms.

The exploit has been publicly disclosed through a GitHub PoC Repository, and the vulnerability was reported to the project maintainers via GitHub Issue #23, though no response has been received.

Root Cause

The root cause of this vulnerability is the absence of authentication and authorization checks in the add_seller.php endpoint. The application fails to validate that the user making the request is an authenticated administrator before allowing the creation of new seller accounts. This missing authentication mechanism allows any remote user to access administrative functionality that should be protected.

Attack Vector

The attack vector for CVE-2026-2165 is network-based and requires no authentication or user interaction. An attacker can exploit this vulnerability by sending a crafted HTTP request directly to the vulnerable endpoint with manipulated email parameter values. The attack flow involves:

1. Identifying the vulnerable endpoint at /Admin/assets/backend/seller/add_seller.php
2. Crafting a POST request with seller account details including a manipulated email parameter
3. Submitting the request directly without any authentication tokens or session credentials
4. The server processes the request and creates a new seller account without verifying authorization

Since no authentication is required, attackers can exploit this vulnerability from any network location with access to the target application. Technical details and proof-of-concept information are available in the GitHub PoC Repository.

Detection Methods for CVE-2026-2165

Indicators of Compromise

• Unexpected seller accounts appearing in the database without corresponding administrative action logs
• HTTP POST requests to /Admin/assets/backend/seller/add_seller.php from unauthenticated sessions
• New seller accounts created from suspicious IP addresses or geographic locations
• Unusual patterns of account creation activity outside normal business hours

Detection Strategies

• Implement web application firewall (WAF) rules to monitor and alert on unauthenticated requests to /Admin/assets/backend/seller/add_seller.php
• Configure application logging to capture all account creation events with source IP and authentication status
• Deploy intrusion detection systems (IDS) with signatures for unauthorized access attempts to administrative endpoints
• Regularly audit seller account databases for accounts created without proper authorization workflows

Monitoring Recommendations

• Enable detailed access logging for all administrative endpoints in the E-commerce application
• Configure alerts for account creation events that lack corresponding authenticated admin sessions
• Monitor network traffic for direct access patterns to backend administrative PHP files
• Implement anomaly detection for unusual volumes of account creation requests

How to Mitigate CVE-2026-2165

Immediate Actions Required

• Restrict access to the /Admin/assets/backend/seller/ directory using web server configuration until a patch is available
• Implement IP-based access controls to limit administrative endpoint access to trusted networks
• Audit existing seller accounts to identify any that may have been created through unauthorized access
• Consider temporarily disabling the seller registration functionality if not business-critical

Patch Information

As of the last update on 2026-02-09, the vendor has not responded to the vulnerability report submitted via GitHub Issue #23. Users of the detronetdip E-commerce platform should monitor the project repository for security updates. Given the lack of vendor response, organizations using this software should implement the workarounds described below and consider migrating to an actively maintained e-commerce platform.

Workarounds

• Add authentication middleware or PHP session validation code to the add_seller.php endpoint manually
• Configure web server access controls (Apache .htaccess or Nginx location blocks) to require authentication for the admin directory
• Implement a reverse proxy with authentication requirements in front of administrative endpoints
• Deploy a web application firewall to block unauthenticated requests to sensitive administrative paths

# Apache .htaccess configuration to restrict access to admin endpoints
# Place this file in /Admin/assets/backend/seller/ directory
<Files "add_seller.php">
    Order Deny,Allow
    Deny from all
    # Allow only from trusted admin IP addresses
    Allow from 192.168.1.0/24
    Allow from 10.0.0.0/8
</Files>