thorsten phpMyFAQ up to 4.1.8/4.2.0-alpha {userId} userId resource injection

Summaryinfo

A vulnerability identified as problematic has been detected in thorsten phpMyFAQ up to 4.1.8/4.2.0-alpha. Affected by this vulnerability is an unknown functionality of the file /admin/api/user/data/{userId}. The manipulation of the argument userId leads to resource injection. This vulnerability is traded as CVE-2026-111905. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in thorsten phpMyFAQ up to 4.1.8/4.2.0-alpha and classified as problematic. This issue affects some unknown functionality of the file /admin/api/user/data/{userId}. The manipulation of the argument userId with an unknown input leads to a resource injection vulnerability. Using CWE to declare the problem leads to CWE-99. The product receives input from an upstream component, but it does not restrict or incorrectly restricts the input before it is used as an identifier for a resource that may be outside the intended sphere of control. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

phpMyFAQ 3.2.0 before 4.1.9 and 4.2.0-alpha before 4.2.0-beta contains an insecure direct object reference vulnerability in GET /admin/api/user/data/{userId}, which returns any user's full faquserdata row, including the live TOTP secret, without a SuperAdmin or protected-target check. Delegated administrators with user-management rights can read a SuperAdmin's TOTP secret and generate valid codes to bypass two-factor authentication.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-111905 since 10/17/2026. The exploitation is known to be easy. The attack may be initiated remotely. Additional levels of successful authentication are needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 4.1.9 or 4.2.0-beta eliminates this vulnerability.

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Productinfo

Type

• Content Management System

Vendor

• thorsten

Name

• phpMyFAQ

Version

• 4.1.0
• 4.1.1
• 4.1.2
• 4.1.3
• 4.1.4
• 4.1.5
• 4.1.6
• 4.1.7
• 4.1.8
• 4.2.0-alpha

License

• open-source

Website

• Product: https://github.com/thorsten/phpMyFAQ/

CPE 2.3info

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CPE 2.2info

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