Directory Traversal

Overview @astrojs/internal-helpers is an Internal helpers used by core Astro packages. Affected versions of this package are vulnerable to Directory Traversal in the matchPathname method. An attacker can access unauthorized paths in the /image endpoint by crafting a remote URL that includes an...

CVE-2026-33769 Astro: Remote allowlist bypass via unanchored matchPathname wildcard

Astro is a web framework. From version 2.10.10 to before version 5.18.1, this issue concerns Astro's remotePatterns path enforcement for remote URLs used by server-side fetchers such as the image optimization endpoint. The path matching logic for / wildcards is unanchored, so a pathname that...