Incorrect Authorization

Overview @clerk/shared is an Internal package utils used by the Clerk SDKs Affected versions of this package are vulnerable to Incorrect Authorization through the createProtect and createCheckAuthorization functions. An attacker can gain access to protected pages or handlers by supplying a single...

EUVD-2026-25632

Clerk JavaScript is the official JavaScript repository for Clerk authentication. createRouteMatcher in @clerk/nextjs, @clerk/nuxt, and @clerk/astro can be bypassed by certain crafted requests, allowing them to skip middleware gating and reach downstream handlers. This vulnerability is fixed in...

Incorrect Authorization

Overview @clerk/shared is an Internal package utils used by the Clerk SDKs Affected versions of this package are vulnerable to Incorrect Authorization via the createPathMatcher function in @clerk/shared used by downstream createRouteMatcher. An attacker can gain unauthorized access to protected...