CVE-2026-63265 in Advanced Module Manager
Summary
by MITRE • 07/23/2026
Privileged Regular Labs AJAX endpoints did not consistently require valid CSRF tokens, matching component/item permissions and trusted server-generated form configuration. Authenticated lower-privileged users or CSRF attacks could invoke lookups or mutations outside their authorization.
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Analysis
by VulDB Data Team • 07/23/2026
This vulnerability represents a critical access control flaw in the Privileged Regular Labs AJAX endpoint architecture that stems from inconsistent implementation of cross-site request forgery protection mechanisms. The core technical issue manifests when the system fails to enforce mandatory CSRF token validation across all privileged operations, creating a pathway for unauthorized actions through improperly validated form configurations and component permissions. The vulnerability specifically affects endpoints that should require comprehensive authorization checks but instead permit execution based on incomplete or missing security validations.
The flaw enables authenticated users with lower privileges to exploit the inconsistent CSRF protection by crafting malicious requests that bypass normal permission boundaries. This occurs because the system's form configuration generation does not adequately verify that server-generated tokens align with component-level access controls, allowing unauthorized lookups or mutations to execute against resources outside the user's legitimate authorization scope. The vulnerability operates through a combination of insufficient input validation and weak session management practices that permit privilege escalation via crafted HTTP requests.
From an operational impact perspective, this vulnerability creates significant risk for data integrity and system security as it allows attackers to perform unauthorized operations that should be restricted to higher-privileged users. The inconsistency in CSRF token enforcement means that some endpoints properly validate tokens while others do not, creating a fragmented security posture that attackers can exploit by identifying the vulnerable configurations. This type of vulnerability directly relates to CWE-352 which addresses cross-site request forgery weaknesses and aligns with ATT&CK technique T1078 for valid accounts and T1566 for credential stuffing attacks.
The security implications extend beyond simple privilege escalation as this flaw can enable data exfiltration, modification of unauthorized resources, and potential lateral movement within the system. Attackers can leverage this vulnerability to perform operations that should require explicit authorization, effectively undermining the principle of least privilege that governs access control implementations. The inconsistent enforcement across different endpoints creates a complex attack surface where successful exploitation depends on identifying which specific configurations lack proper CSRF protection.
Mitigation strategies must address the fundamental inconsistency in CSRF token validation across all AJAX endpoints by implementing comprehensive security controls that enforce mandatory token validation regardless of endpoint type or user privilege level. Organizations should implement centralized CSRF token management systems that ensure consistent enforcement across all privileged operations while maintaining proper session state validation. The solution requires architectural changes to ensure that server-generated form configurations properly validate against component permissions and that all mutation operations require valid CSRF tokens before execution. Additionally, implementing proper logging and monitoring of unauthorized access attempts can help detect exploitation attempts and provide forensic evidence for incident response activities.
The vulnerability demonstrates a failure in secure coding practices and proper security architecture implementation that violates fundamental principles of defensive design. Organizations should conduct comprehensive security assessments to identify all endpoints with similar inconsistencies and implement automated validation processes to prevent such flaws from recurring in future development cycles. This type of vulnerability requires ongoing monitoring and regular security testing to ensure that CSRF protection mechanisms remain effective against evolving attack vectors and maintain consistent enforcement across all system components.