Authentication Bypass in Capgo Team Security Settings

Executive Summary

CVE-2026-56212 is an authentication logic flaw in Capgo versions before 12.128.2. It allows a user who has permission to manage team or organization security settings to enable mandatory two-factor authentication (2FA) for all team members without first enabling 2FA on their own account.

The application fails to verify whether the user initiating this policy change has 2FA enabled, which leads to inconsistent enforcement of security policies.

This flaw can result in potential administrative misuse and the risk of locking out team members from their accounts.

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Impact Analysis

This vulnerability can impact you by allowing an administrator or user with security management permissions to enforce mandatory 2FA on all team members without having 2FA enabled themselves.

This leads to inconsistent security enforcement across the team, undermining the integrity of security policies.

It also creates a risk of administrative misuse, where policies could be changed without proper security controls, and may cause accidental lockouts of team members who are forced to comply with 2FA requirements unexpectedly.

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Compliance Impact

This vulnerability undermines the integrity and enforcement of security policies, which can negatively affect compliance with common standards and regulations such as GDPR and HIPAA.

Inconsistent application of two-factor authentication and potential administrative misuse can weaken the overall security posture, potentially leading to non-compliance with requirements for strong access controls and user authentication.

Additionally, the risk of locking out team members and the lack of proper validation and logging may increase support burdens and reduce trust in security controls, further complicating compliance efforts.

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Mitigation Strategies

To mitigate this vulnerability, you should upgrade Capgo to version 12.128.2 or later where the issue is patched.

Ensure that administrators are required to enable two-factor authentication (2FA) on their own accounts before they can enforce mandatory 2FA policies for the entire team.

Implement backend validation to verify the 2FA status of users attempting to change security settings.

Enable logging of policy changes related to 2FA enforcement to monitor for potential misuse or accidental lockouts.

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Detection Guidance

This vulnerability involves an authentication logic flaw in the Capgo application where a user with permission to manage team or organization security settings can enable mandatory two-factor authentication (2FA) for all team members without having 2FA enabled on their own account.

Detection would involve monitoring or auditing administrative actions related to 2FA policy changes within the Capgo platform, specifically checking if any user without 2FA enabled has enforced mandatory 2FA for others.

Since this is an application-level logic flaw, detection commands would depend on the Capgo platform's logging or audit capabilities. Suggested steps include:

• Review Capgo audit logs or security event logs for changes to 2FA policies.
• Identify users who have changed 2FA settings and verify if those users had 2FA enabled on their own accounts at the time of the change.
• Use Capgo's administrative or API commands (if available) to query current 2FA enforcement status and user 2FA statuses.

No specific network or system commands are provided in the available resources, as the vulnerability is related to application logic rather than network traffic or system-level indicators.

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