CVE-2026-85021 langgenius dify Splash Layout splash.tsx router.replace cross site scripting

langgenius/dify version 1.13.0 is affected by a cross-site scripting (XSS) vulnerability in the Splash Layout component, specifically in the router.replace function within web/app/(shareLayout)/components/splash.tsx. The root cause is improper handling of the redirect_url argument, allowing remot...