Vulnerabilidad · Publicado 02/08/2026
El plugin WooCommerce - Social Login para WordPress (versiones hasta 2.8.7) permite eludir la autenticación mediante el manejador de inicio de sesión de Apple, que acepta tokens sin validar la firma JWT ni verificar las claves públicas de Apple. Esta vulnerabilidad afecta directamente a tiendas en línea en México y LATAM que utilizan este plugin para gestionar accesos de clientes, exponiendo cuentas y datos de transacciones a acceso no autorizado.
The WooCommerce - Social Login plugin for WordPress is vulnerable to Authentication Bypass in all versions up to and including 2.8.7. This is due to the plugin's Apple login handler accepting the Apple id_token and decoding only its base64 payload without verifying the JWT signature against Apple's public keys or validating the issuer, audience, or expiry claims, combined with the security nonce required to invoke the login flow being publicly exposed to unauthenticated users via a localized JavaScript object on the login page. This makes it possible for unauthenticated attackers to log in as any existing WordPress user — including administrators — by supplying a forged id_token whose payload contains the target user's email address, as that email is used without any role exclusion to resolve a WordPress account and immediately issue an authenticated session for it.
Score: 9.8/10 — Severidad: CRITICAL — Estado NIST: Received
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-289
Publicado en NIST NVD.