CVE-2026-42461 Arcane Vulnerable to Unauthenticated Disclosure of Custom Compose Template Content (incl. `.env` secrets)

Arcane is an interface for managing Docker containers, images, networks, and volumes. Prior to version 1.18.0, four GET endpoints under /api/templates in Arcane's Huma backend are registered without any Security requirement, allowing any unauthenticated network client to list and read the full...