CVE-2026-118542 in Commerce Core Plugin
Summary
by MITRE • 10/30/2026
Incorrect Authorization vulnerability in Drupal Commerce Core allows Forceful Browsing. This issue affects Commerce Core versions: from 0.0.0 to 2.41.0, from 3.0.0 to 3.3.13.
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Analysis
by VulDB Data Team • 10/30/2026
The identified security flaw within the Drupal Commerce Core module represents a critical failure in access control mechanisms, specifically categorized under CWE-639 as Authorization Bypass Through Forceful Browsing. This vulnerability exists across multiple versions of the software, impacting releases from version 0.0.0 up to 2.41.0 and extending into the major release line from 3.0.0 through 3.3.13. The core issue stems from insufficient validation of user permissions when handling requests for sensitive administrative or operational endpoints within the e-commerce framework. In a properly secured system, every request must be rigorously checked against the authenticated user's role and associated privileges before any data is retrieved or modified. However, in these affected versions, certain API routes and internal handlers fail to enforce strict authorization checks, allowing an attacker who has valid authentication credentials but lacks elevated administrative rights to access resources intended exclusively for site administrators or specific high-privilege roles.
From a technical perspective, this vulnerability exploits the lack of granular permission verification at the controller level. When a user interacts with the Drupal Commerce interface, they typically perform actions such as viewing order details, managing inventory, or processing payments. These operations require specific permissions defined by the system's role-based access control model. The flaw allows an authenticated attacker to manipulate request parameters directly, bypassing the intended UI restrictions that would normally prevent unauthorized users from accessing these functions. By constructing direct HTTP requests to internal endpoints with elevated privileges, the attacker can circumvent standard interface safeguards. This type of attack is often referred to as a horizontal privilege escalation if it involves accessing data belonging to other regular users, or vertical privilege escalation if it allows access to administrative settings and configurations that should be restricted to super-users.
The operational impact of this vulnerability is significant for any organization relying on Drupal Commerce for online transactions. An attacker exploiting this flaw can gain unauthorized visibility into sensitive business data, including customer personally identifiable information, payment details, order histories, and inventory levels. This exposure not only violates privacy regulations such as GDPR or CCPA but also compromises the integrity of commercial operations. Furthermore, depending on the specific endpoints affected, there may be potential for further exploitation leading to remote code execution or complete system compromise if combined with other vulnerabilities in the stack. The ability to force browse administrative functions undermines trust in the platform's security posture and can lead to substantial financial loss through fraud, data theft, or service disruption caused by malicious manipulation of store settings.
To mitigate this risk, organizations running affected versions must immediately apply the latest available patches provided by the Drupal Security team. Upgrading Commerce Core to a version beyond 2.41.0 and 3.3.13 is essential as these releases contain fixes for the authorization logic errors. In addition to patching, it is advisable to implement defense-in-depth strategies such as Web Application Firewalls that can detect anomalous request patterns indicative of forceful browsing attempts. Regular security audits and penetration testing should be conducted to identify similar access control weaknesses across other modules in the Drupal ecosystem. Ensuring that all components are updated and configured according to best practices for role-based access control will significantly reduce the attack surface and protect against exploitation of this class of vulnerabilities aligned with MITRE ATT&CK techniques related to privilege escalation and unauthorized access.