CVE-2026-62118 in Barcode Scanner with Inventory Order Manager Plugin
Summary
by MITRE • 10/10/2026
Unauthenticated Broken Access Control in Barcode Scanner with Inventory & Order Manager <= 1.13.1 versions.
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Analysis
by VulDB Data Team • 10/10/2026
The vulnerability identified as an unbroken access control flaw within the Barcode Scanner with Inventory and Order Manager plugin, specifically affecting versions up to 1.13.1, represents a critical security deficiency in how user permissions are enforced during administrative operations. This type of vulnerability falls squarely under CWE-284, which describes Improper Access Control, where an application fails to properly restrict access for unauthorized actors. In the context of this plugin, the flaw allows attackers who do not possess valid authentication credentials or sufficient privileges to interact with sensitive functions intended exclusively for administrators. The core technical issue lies in the absence of adequate server-side validation checks before processing requests that modify inventory data, manage orders, or alter system configurations. By bypassing these necessary authorization gates, an unauthenticated user can execute actions that should require elevated permissions, effectively compromising the integrity and confidentiality of the application's data store.
From a technical perspective, this vulnerability typically manifests through insecure direct object references or missing function-level access controls in the plugin’s AJAX handlers or REST API endpoints. When a request is sent to manipulate inventory levels or order statuses, the server fails to verify that the requesting user has the requisite role, such as administrator or shop manager. This oversight enables remote attackers to craft malicious HTTP requests that trigger unintended state changes within the application. The operational impact of this flaw is severe, as it allows for complete compromise of the e-commerce platform’s data integrity. Attackers can arbitrarily modify product stock levels, leading to inventory discrepancies and financial loss through overselling or phantom stock creation. Furthermore, they may alter order statuses from pending to completed without fulfilling actual transactions, disrupting business operations and customer trust. In more advanced scenarios, this access control bypass could serve as a stepping stone for further exploitation, such as cross-site scripting if the manipulated data is reflected in user-facing interfaces, thereby expanding the attack surface beyond simple data tampering.
The implications of this vulnerability extend to compliance with industry standards regarding secure software development and data protection regulations like GDPR or PCI DSS, which mandate strict access controls over sensitive business information. The lack of proper authentication checks violates fundamental principles outlined in the OWASP Top 10, particularly under categories related to broken access control and insecure direct object references. For organizations relying on this plugin for their e-commerce infrastructure, the risk is not merely theoretical but poses an immediate threat to operational continuity and financial security. Unauthorized modifications can lead to significant reputational damage as customers experience order fulfillment errors or see inaccurate product availability information. Additionally, if sensitive customer data associated with orders is accessible through these unauthenticated endpoints, it could result in a data breach requiring mandatory notification procedures under various privacy laws.
Mitigation strategies must focus on immediate remediation of the codebase and long-term security hardening practices. The primary recommendation is to upgrade the plugin to version 1.13.2 or later, where developers have presumably implemented proper capability checks using WordPress functions such as current_user_can to ensure that only authorized users can execute administrative actions. If upgrading is not immediately feasible, temporary workarounds include restricting access to the affected endpoints via web application firewall rules or disabling specific features within the plugin settings if available. It is also crucial for developers to implement robust server-side validation for all state-changing operations, ensuring that every request includes and verifies a valid nonce alongside appropriate role-based permissions. Regular security audits and penetration testing should be conducted to identify similar access control weaknesses across other plugins and custom code modules, reinforcing a defense-in-depth approach to application security.