CVE-2025-13063: Dee Store 1.0 Auth Bypass Vulnerability

CVE-2025-13063 Overview

A missing authorization vulnerability has been identified in DinukaNavaratna Dee Store version 1.0, a simple online shopping website application. The flaw affects an unspecified function within the application and allows remote attackers to bypass authorization controls through manipulation. Multiple endpoints are confirmed to be affected, potentially exposing sensitive functionality and data to unauthorized access.

Critical Impact

Remote attackers can exploit this missing authorization flaw to access protected functionality and resources without proper authentication, potentially compromising the integrity and confidentiality of the e-commerce platform.

Affected Products

• DinukaNavaratna Dee Store 1.0
• Dee_Store-Simple_Online_Shopping_Website

Discovery Timeline

• 2025-11-12 - CVE-2025-13063 published to NVD
• 2026-04-15 - Last updated in NVD database

Technical Details for CVE-2025-13063

Vulnerability Analysis

This vulnerability falls under CWE-862 (Missing Authorization), which occurs when software does not perform an authorization check when an actor attempts to access a resource or perform an action. In the context of Dee Store 1.0, the application fails to properly verify that a user has the necessary permissions before granting access to protected functionality across multiple endpoints.

The network-based attack vector allows remote exploitation without requiring authentication or user interaction. Attackers can directly interact with vulnerable endpoints to perform unauthorized operations, which may include accessing administrative functions, viewing other users' data, or modifying application state without proper credentials.

Root Cause

The root cause of CVE-2025-13063 is the absence of proper authorization checks within the affected endpoints of the Dee Store application. When a request is made to protected resources, the application fails to validate whether the requesting user has the appropriate privileges to perform the requested action. This design flaw allows any remote user to access functionality that should be restricted to authenticated or privileged users only.

Attack Vector

The attack can be performed remotely over the network. An attacker can exploit this vulnerability by directly sending crafted HTTP requests to the affected endpoints without providing valid authorization credentials. Since the application does not enforce authorization controls, these requests are processed as if they were made by an authorized user.

The exploitation requires no special privileges or user interaction, making it particularly accessible to attackers. The exploit has been publicly disclosed, increasing the risk of widespread exploitation attempts against vulnerable installations.

Detection Methods for CVE-2025-13063

Indicators of Compromise

• Unusual access patterns to administrative or privileged endpoints from unauthenticated sessions
• HTTP requests to protected API endpoints lacking proper authorization headers or session tokens
• Anomalous data access or modification activities performed by users without appropriate privilege levels

Detection Strategies

• Implement web application firewall (WAF) rules to monitor and alert on access attempts to sensitive endpoints without proper authentication
• Review web server and application logs for requests to protected resources that bypass normal authentication flows
• Deploy intrusion detection systems (IDS) configured to identify authorization bypass patterns in HTTP traffic

Monitoring Recommendations

• Enable detailed logging for all authentication and authorization events within the Dee Store application
• Monitor for requests to multiple endpoints in rapid succession from single IP addresses, which may indicate automated exploitation attempts
• Set up alerts for successful access to administrative functions from IP addresses not in approved ranges

How to Mitigate CVE-2025-13063

Immediate Actions Required

• Restrict network access to the Dee Store application to trusted IP addresses only until a patch is available
• Implement additional authentication layers such as HTTP Basic Authentication or IP-based access controls at the web server level
• Review and audit all endpoints to identify which specific functions are affected and disable or restrict access to them
• Consider taking the application offline if it processes sensitive data and cannot be adequately protected

Patch Information

No official vendor patch has been released at the time of this writing. System administrators should monitor the GitHub repository for updates and security fixes. For detailed vulnerability information, consult the VulDB entry #332189.

Workarounds

• Implement server-side authorization middleware that validates user permissions before processing any protected endpoint requests
• Add access control lists (ACLs) at the web server or reverse proxy level to restrict access to sensitive application paths
• Deploy a web application firewall with custom rules to block unauthorized access attempts to affected endpoints

# Example: Restrict access to admin endpoints using .htaccess
<Location /admin>
    Order deny,allow
    Deny from all
    Allow from 192.168.1.0/24
    AuthType Basic
    AuthName "Admin Access"
    AuthUserFile /etc/apache2/.htpasswd
    Require valid-user
</Location>