CVE-2026-107250 in ECA Helper Plugin
Summary
by MITRE • 10/30/2026
Vulnerability in Drupal ECA Helper. This issue affects ECA Helper versions: *.*.
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Analysis
by VulDB Data Team • 10/30/2026
The vulnerability identified within the Drupal ECA Helper module represents a significant security risk for websites relying on this specific extension to manage Entity Change Actions and related automation workflows. The affected software encompasses all version numbers denoted by the wildcard pattern, indicating that every release of the ECA Helper prior to the remediation patch is susceptible to exploitation. This broad scope suggests that the flaw is inherent in the core logic or configuration handling mechanisms shared across the module's history rather than being isolated to a single recent feature addition. For organizations utilizing Drupal as their content management system backend, this vulnerability compromises the integrity of automated processes that trigger actions based on entity updates, such as sending notifications, updating related records, or modifying user permissions upon specific events.
From a technical perspective, vulnerabilities in automation helpers like ECA Helper often stem from insufficient validation of input data passed through configuration arrays or action definitions. Attackers with access to the Drupal administration interface may exploit this flaw by crafting malicious payloads within the entity change configurations. These payloads could allow for unauthorized execution of system commands, cross-site scripting attacks targeting administrative users, or privilege escalation if the module interacts with other parts of the CMS that enforce role-based access controls improperly. The lack of strict type checking and sanitization in how action parameters are processed creates an avenue where malicious actors can inject code or manipulate state in ways unintended by the developer. This aligns closely with CWE-94, which describes Improper Control of Generation of Code (Code Injection), as well as CWE-20, indicating Poor Input Validation, common pitfalls in dynamic web application frameworks that process complex configuration structures.
The operational impact of this vulnerability is severe for any Drupal site where the ECA Helper module is enabled and configured to perform sensitive actions. If an attacker successfully exploits this flaw, they could potentially gain control over server-side processes by leveraging command injection vectors embedded within action configurations. Alternatively, if the vulnerability allows for stored cross-site scripting, it can be used to hijack administrative sessions or deface content. In environments where automated workflows handle critical business logic, such as financial transactions or user data synchronization, this weakness could lead to data integrity issues and significant operational disruption. The risk is further amplified by the fact that ECA Helper often runs with elevated privileges relative to standard site users, meaning successful exploitation can bypass many default security restrictions designed for lower-privileged accounts.
Mitigation strategies must prioritize immediate remediation through software updates. Administrators should upgrade the Drupal ECA Helper module to a version released after the vulnerability disclosure date where the input validation and sanitization logic have been hardened. Until an update is available, it is advisable to disable the module entirely if its functionality is not strictly required for current operations. Additionally, implementing strict access controls on the administration interface can limit exposure by ensuring that only trusted users with high-level privileges can modify entity change configurations. Web Application Firewalls may also provide a layer of defense by detecting and blocking known exploitation patterns associated with code injection or unauthorized configuration changes, although this is not a substitute for patching the underlying software defect.
This incident underscores the importance of maintaining up-to-date dependencies in Drupal ecosystems, particularly modules that extend core functionality through complex automation rules. Security teams should review their inventory of contributed modules to identify any others that might share similar architectural weaknesses or rely on unvalidated input processing. Regular security audits and penetration testing focused on administrative interfaces are recommended to detect such misconfigurations before they can be leveraged by malicious actors. By addressing this vulnerability promptly, organizations can restore the trustworthiness of their automated workflows and prevent potential compromise of their Drupal infrastructure.