CVE-2026-40155: Incorrect Authorization

The Auth0 Next.js SDK is a library for implementing user authentication in Next.js applications. In versions 4.12.0 through 4.17.1, simultaneous requests that trigger a nonce retry may cause the proxy cache fetcher to perform improper lookups for the token request results. Users are affected if...

CVE-2025-67490

CVE-2025-67490 affects the Auth0 Next.js SDK (auth0/nextjs-auth0). Versions 4.11.0–4.11.2 and 4.12.0 may cause simultaneous requests on the same client to produce improper lookups in the TokenRequestCache. The issue is fixed in versions 4.11.2 and 4.12.1. If you rely on this SDK, upgrade to 4.11....