GHSA-6GPP-XCG3-4W24 Next.js: Middleware / Proxy bypass in App Router applications using Turbopack and single locale

Impact Crafted requests targeting Next.js applications using App Router built with Turbopack and a single entry in config.i18n.locales can bypass middleware/proxy based authentication. Workarounds If you cannot upgrade immediately, enforce authorization in the page's server-side data path instead...