[CVE-2025-71403] better-auth versions before 1.1.20 contain a bypass vulnerability in trustedOrigins validation logic…

Descripción técnica

better-auth versions before 1.1.20 contain a bypass vulnerability in trustedOrigins validation logic affecting absolute URLs and wildcard domains. Attackers can construct malicious callbackURL parameters that pass origin checks and trigger open redirects to steal sensitive tokens for account takeover.

Puntuación CVSS

Score: 7.1/10 — Severidad: HIGH — Estado NIST: Received

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N

Debilidades (CWE)

CWE-601

Fuente oficial

Publicado en NIST NVD.