CVE-2026-27836: Missing Authorization

phpMyFAQ is an open source FAQ web application. Prior to version 4.0.18, the WebAuthn prepare endpoint /api/webauthn/prepare creates new active user accounts without any authentication, CSRF protection, captcha, or configuration checks. This allows unauthenticated attackers to create unlimited us...

PT-2026-22389

Name of the Vulnerable Software and Affected Versions phpMyFAQ versions prior to 4.0.18 Description The WebAuthn prepare endpoint, /api/webauthn/prepare, in versions prior to 4.0.18 lacks authentication, CSRF protection, captcha, or configuration checks. This allows unauthenticated attackers to...

CVE-2026-24420

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in...

CVE-2026-24422

phpMyFAQ is an open source FAQ web application. In versions 4.0.16 and below, multiple public API endpoints improperly expose sensitive user information due to insufficient access controls. The OpenQuestionController::list endpoint calls Question::getAll with showAll=true by default, returning...

CVE-2026-24421

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below have flawed authorization logic which exposes the /api/setup/backup endpoint to any authenticated user despite their permissions. SetupController.php uses userIsAuthenticated but does not verify that the requester has...

CVE-2026-24422

phpMyFAQ is an open source FAQ web application. In versions 4.0.16 and below, multiple public API endpoints improperly expose sensitive user information due to insufficient access controls. The OpenQuestionController::list endpoint calls Question::getAll with showAll=true by default, returning...

CVE-2026-24420

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in...

CVE-2026-24421

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below have flawed authorization logic which exposes the /api/setup/backup endpoint to any authenticated user despite their permissions. SetupController.php uses userIsAuthenticated but does not verify that the requester has...

CVE-2026-24422 phpMyFAQ: Public API endpoints expose emails and invisible questions

phpMyFAQ is an open source FAQ web application. In versions 4.0.16 and below, multiple public API endpoints improperly expose sensitive user information due to insufficient access controls. The OpenQuestionController::list endpoint calls Question::getAll with showAll=true by default, returning...

CVE-2026-24422 phpMyFAQ: Public API endpoints expose emails and invisible questions

phpMyFAQ is an open source FAQ web application. In versions 4.0.16 and below, multiple public API endpoints improperly expose sensitive user information due to insufficient access controls. The OpenQuestionController::list endpoint calls Question::getAll with showAll=true by default, returning...

CVE-2026-24422 phpMyFAQ: Public API endpoints expose emails and invisible questions

phpMyFAQ is an open source FAQ web application. In versions 4.0.16 and below, multiple public API endpoints improperly expose sensitive user information due to insufficient access controls. The OpenQuestionController::list endpoint calls Question::getAll with showAll=true by default, returning...

CVE-2026-24422

Summary: CVE-2026-24422 affects phpMyFAQ prior to 4.0.17, where public API endpoints improperly expose sensitive user information due to insufficient access controls. The OpenQuestionController::list() uses Question::getAll() with showAll=true by default, returning non-public records (isVisible=f...

CVE-2026-24422

phpMyFAQ is an open source FAQ web application. In versions 4.0.16 and below, multiple public API endpoints improperly expose sensitive user information due to insufficient access controls. The OpenQuestionController::list endpoint calls Question::getAll with showAll=true by default, returning...

CVE-2026-24420 phpMyFAQ: Attachment download allowed without dlattachment right (broken access control)

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in...

CVE-2026-24420 phpMyFAQ: Attachment download allowed without dlattachment right (broken access control)

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in...

CVE-2026-24420

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in...

CVE-2026-24420 phpMyFAQ: Attachment download allowed without dlattachment right (broken access control)

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in...

EUVD-2026-4259

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in...

CVE-2026-24420

phpMyFAQ vulnerability CVE-2026-24420 affects versions 4.0.16 and older, where an authenticated user lacking the dlattachment right can download attachments due to a flawed permissions check in attachment.php. The access decision incorrectly treats the mere presence of a permission key as authori...

CVE-2026-24421 phpMyFAQ missing authorization exposes /api/setup/backup to any authenticated user

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below have flawed authorization logic which exposes the /api/setup/backup endpoint to any authenticated user despite their permissions. SetupController.php uses userIsAuthenticated but does not verify that the requester has...