CVE-2026-54036 LibreChat: 2FA Re-enrollment Allows Full Account 2FA Takeover Without OTP Verification

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the GET /api/auth/2fa/enable endpoint can be called by an authenticated user or attacker with a stolen session even when 2FA is already fully enabled on the account. This endpoint overwrites the existi...

PT-2026-52497

Name of the Vulnerable Software and Affected Versions LibreChat versions prior to 0.8.4-rc1 Description The application allows the regeneration of all two-factor authentication 2FA backup codes without requiring a Time-based One-Time Password TOTP token or the verification of an existing backup...

CVE-2026-56338

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

CVE-2026-56256

Capgo before 12.128.2 enforces mandatory two-factor authentication only at the UI level. Sensitive Organization ORG management API endpoints e.g., editing organization details, inviting users do not validate 2FA completion on the backend. An authenticated Admin user who has not enabled 2FA can...

CVE-2026-56338 Capgo - Denial of Service in 2FA Email Verification via /auth/v1/otp Endpoint

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

CVE-2026-56338 Capgo - Denial of Service in 2FA Email Verification via /auth/v1/otp Endpoint

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

CVE-2026-56338

Capgo prior to version 12.128.2 contains a denial-of-service flaw in the /auth/v1/otp endpoint used for 2FA email verification. The issue arises from captcha validation failures causing the backend to return HTTP 500 errors, preventing authenticated users from completing 2FA enrollment and access...

EUVD-2026-38752

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

CVE-2026-56338

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

CVE-2026-56338 Capgo - Denial of Service in 2FA Email Verification via /auth/v1/otp Endpoint

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

CVE-2026-56256

CVE-2026-56256 affects Capgo prior to 12.128.2, where 2FA is enforced only at the UI level. The backend ORG management API endpoints (e.g., editing organization details, inviting users) do not require 2FA, allowing an authenticated admin without 2FA to replay/modify a captured ORG API request to ...

CVE-2026-56256 Capgo - Two-Factor Authentication Bypass via Organization Management API

Capgo before 12.128.2 enforces mandatory two-factor authentication only at the UI level. Sensitive Organization ORG management API endpoints e.g., editing organization details, inviting users do not validate 2FA completion on the backend. An authenticated Admin user who has not enabled 2FA can...

EUVD-2026-38743

Capgo before 12.128.2 enforces mandatory two-factor authentication only at the UI level. Sensitive Organization ORG management API endpoints e.g., editing organization details, inviting users do not validate 2FA completion on the backend. An authenticated Admin user who has not enabled 2FA can...

CVE-2026-56256

Capgo before 12.128.2 enforces mandatory two-factor authentication only at the UI level. Sensitive Organization ORG management API endpoints e.g., editing organization details, inviting users do not validate 2FA completion on the backend. An authenticated Admin user who has not enabled 2FA can...

CVE-2026-56256 Capgo - Two-Factor Authentication Bypass via Organization Management API

Capgo before 12.128.2 enforces mandatory two-factor authentication only at the UI level. Sensitive Organization ORG management API endpoints e.g., editing organization details, inviting users do not validate 2FA completion on the backend. An authenticated Admin user who has not enabled 2FA can...

PT-2026-51771

Capgo before 12.128.2 enforces mandatory two-factor authentication only at the UI level. Sensitive Organization ORG management API endpoints e.g., editing organization details, inviting users do not validate 2FA completion on the backend. An authenticated Admin user who has not enabled 2FA can...

PT-2026-51780

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

GHSA-6X4J-8954-5HXM Snipe-IT has a 2FA reset privilege bypass

Impact A user who can edit other users could reset a superadmin's 2FA. Patches Patched in 8.5.0...

Snipe-IT has a 2FA reset privilege bypass

Impact A user who can edit other users could reset a superadmin's 2FA. Patches Patched in 8.5.0...

PT-2026-51620

Name of the Vulnerable Software and Affected Versions Snipe-IT versions prior to 8.5.0 Description A missing authorization issue allows a user with permissions to edit other users to reset the two-factor authentication 2FA of a superadmin. Recommendations Update to version 8.5.0...