CVE-2021-36037 in Magento Commerce
Summary
by MITRE • 09/01/2021
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an improper improper authorization vulnerability. An authenticated attacker could leverage this vulnerability to achieve sensitive information disclosure.
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Analysis
by VulDB Data Team • 11/08/2025
The vulnerability identified as CVE-2021-36037 represents a critical authorization flaw within Magento Commerce platforms that affects multiple version ranges including 2.4.2 and earlier, 2.4.2-p1 and earlier, and 2.3.7 and earlier. This issue falls under the category of improper authorization as classified by CWE-285, where an attacker with valid credentials can exploit the system to access resources or information that should be restricted. The vulnerability specifically enables authenticated attackers to obtain sensitive information disclosure, which constitutes a significant security risk for e-commerce environments handling customer data, payment information, and business-critical operational details.
The technical implementation of this flaw suggests a breakdown in the access control mechanisms that should normally prevent authenticated users from accessing unauthorized resources within the Magento platform. This type of vulnerability typically arises from inadequate input validation, flawed privilege checking, or improper session management that allows users to escalate their privileges or access restricted functionality. The affected versions indicate that this authorization bypass exists across a substantial portion of the Magento 2.x release cycle, suggesting a fundamental issue in the platform's security architecture rather than a localized bug.
From an operational standpoint, the impact of this vulnerability extends beyond simple data exposure to potentially compromise the entire security posture of affected e-commerce systems. Sensitive information disclosure could include customer personal data, payment card details, transaction histories, and administrative configurations that could be leveraged for further attacks. The authenticated nature of the vulnerability means that attackers would need valid login credentials to exploit this weakness, but once exploited, the damage could be substantial as it allows access to information that should only be available to authorized personnel with appropriate clearance levels. This vulnerability directly aligns with ATT&CK technique T1078 which covers valid accounts and credential access, where adversaries use legitimate credentials to access systems and escalate privileges.
Organizations running affected Magento versions should prioritize immediate remediation through official patches provided by Adobe, as the vulnerability exists across multiple release branches that remain in active use within the e-commerce ecosystem. The mitigation strategy should include not only applying the security patches but also implementing enhanced monitoring for unusual access patterns and conducting thorough security assessments of user permissions and access controls. Additionally, organizations should consider implementing network segmentation and additional authentication layers to minimize the potential impact should similar vulnerabilities be discovered in the future. The vulnerability serves as a reminder of the critical importance of maintaining up-to-date security patches and conducting regular security assessments of e-commerce platforms that handle sensitive customer information and financial transactions.