GHSA-X27W-589X-FRM2 Astro: Unauthenticated path override in the @astrojs/vercel ISR function

Summary When ISR is enabled, the serverless entrypoint lets an unauthenticated request decide which route the origin renders. The internal isr function reads the xastropath query parameter and rewrites the request path to it without any authentication. Edge level access controls only ever see the...

CVE-2026-33768

Astro: Unauthenticated Path Override via x-astro-path/x_astro_path affects Astro 5.18.1 + @astrojs/vercel 9.0.4 and Astro 6.0.3 + @astrojs/vercel 10.0.0, with patch in 10.0.2. The vulnerable code rewrites the internal request path from a caller-supplied header or query parameter without authentic...

CVE-2026-33768 Astro: Unauthenticated Path Override via `x-astro-path` / `x_astro_path`

Astro is a web framework. Prior to version 10.0.2, the @astrojs/vercel serverless entrypoint reads the x-astro-path header and xastropath query parameter to rewrite the internal request path, with no authentication whatsoever. On deployments without Edge Middleware, this lets anyone bypass Vercel...