Alertas de Seguridad de la Información

El plugin @better-auth/scim para better-auth en versiones 1.4.0-beta.27 a 1.6.21 y 1.7.0-beta.0 a 1.7.0-beta.9 contiene una falla de autorización que permite a atacantes reutilizar identificadores de proveedores SSO/SAML/OIDC existentes en la emisión de tokens SCIM, comprometiendo la identidad de usuarios y cuentas corporativas. Afecta principalmente sistemas de gestión de identidades y acceso (IAM) en empresas que implementan provisionamiento automático de usuarios.

Better Auth is an authentication and authorization library for TypeScript. Prior to 1.6.11, the legacy oidcProvider and mcp plugins expose OAuth token endpoints whose refresh_token grant authenticates only possession of the bound refreshToken row and matching client_id, without verifying the confidential client's client_secret, allowing an attacker with a valid refresh_token to mint access tokens …

Better Auth is an authentication and authorization library for TypeScript. Prior to 1.6.11, the @better-auth/sso plugin's POST /sso/register and POST /sso/update-provider endpoints accept attacker-controlled oidcConfig.userInfoEndpoint, tokenEndpoint, and jwksEndpoint URLs when skipDiscovery: true is set, store them on the ssoProvider row without origin validation, and fetch them during OIDC callb…