CVE-2026-58589 in FlowDrop
Summary
by MITRE • 07/11/2026
Missing Authorization vulnerability in Drupal FlowDrop allows Forceful Browsing. This issue affects FlowDrop versions: from 0.0.0 to 1.6.0.
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Analysis
by VulDB Data Team • 07/11/2026
The Missing Authorization vulnerability in Drupal FlowDrop represents a critical security flaw that enables unauthorized access to protected resources through forceful browsing techniques. This vulnerability exists within the FlowDrop module for Drupal, affecting all versions from 0.0.0 through 1.6.0, and fundamentally undermines the application's access control mechanisms by failing to properly validate user permissions before granting access to sensitive functionality.
The technical implementation of this vulnerability stems from inadequate authorization checks within the FlowDrop module's request handling process. When users attempt to access specific endpoints or resources through direct URL manipulation or forceful browsing techniques, the system fails to verify whether the requesting user possesses the necessary privileges to access those particular functions. This weakness allows attackers to bypass normal authentication flows and directly access restricted areas of the application that should only be available to authorized personnel with appropriate permissions.
From an operational impact perspective, this vulnerability creates significant risk for organizations using Drupal with FlowDrop module, as it enables unauthorized users to potentially access confidential data, modify content, or perform administrative actions without proper authorization. The forceful browsing aspect means attackers can exploit the vulnerability through simple URL manipulation rather than requiring complex exploitation techniques, making the attack surface more accessible and the potential impact more severe. Organizations may experience data breaches, content tampering, or unauthorized system modifications that could compromise the integrity and confidentiality of their digital assets.
The vulnerability aligns with CWE-863 (Authorization Bypass Through User-Controlled Key) and represents a clear violation of the principle of least privilege in security design. According to ATT&CK framework, this weakness maps to T1078 (Valid Accounts) and T1566 (Phishing), as attackers can leverage this vulnerability to gain unauthorized access through legitimate user accounts or by creating new ones. The security implications extend beyond immediate access violations to include potential privilege escalation scenarios where attackers might use this initial foothold to establish persistence within the system.
Mitigation strategies should focus on immediate patching of affected versions, implementation of proper authorization checks at all entry points, and comprehensive code review to ensure no similar vulnerabilities exist in other modules or components. Organizations must also implement additional monitoring mechanisms to detect unauthorized access attempts and establish robust access control policies that enforce proper authentication before granting system privileges. Regular security assessments and vulnerability scanning should be conducted to identify and remediate similar authorization gaps across the entire Drupal ecosystem, ensuring that all modules maintain proper security boundaries and user permission validation mechanisms.