EUVD-2026-71946

Arcane versions before 2.0.0 fail to properly restrict template operations, allowing default user role accounts to create, modify, and delete compose templates including instance-wide defaults. Attackers can inject malicious container configurations with privileged settings or host path mounts th...

CVE-2026-86114

Arcane (an application for managing containers) versions before 2.0.0 lack proper administrator authorization on compose template mutation endpoints. This allows accounts with the default user role to create, modify, and delete compose templates, including instance-wide defaults. An attacker can ...

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...

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...