GO-2026-5561 Arcane Backend: Unauthenticated reflected XSS via SVG color parameter enables admin account takeover in github.com/getarcaneapp/arcane/backend

Arcane Backend: Unauthenticated reflected XSS via SVG color parameter enables admin account takeover in github.com/getarcaneapp/arcane/backend...

GO-2026-5476 Arcane: Missing admin authorization on global variables endpoint in github.com/getarcaneapp/arcane/backend

Arcane: Missing admin authorization on global variables endpoint in github.com/getarcaneapp/arcane/backend...

GO-2026-5292 Arcane Backend: OS Command Injection in Volume Browser ListDirectory via path query parameter in github.com/getarcaneapp/arcane/backend

Arcane Backend: OS Command Injection in Volume Browser ListDirectory via path query parameter in github.com/getarcaneapp/arcane/backend...

GO-2026-5308 Arcane Has an Authenticated Arbitrary Host File Read via Docker Compose Include Directives in github.com/getarcaneapp/arcane/backend

Arcane Has an Authenticated Arbitrary Host File Read via Docker Compose Include Directives in github.com/getarcaneapp/arcane/backend...

GO-2026-5356 Arcane has Unauthenticated SSRF with Conditional Response Reflection in Template Fetch Endpoint in github.com/getarcaneapp/arcane/backend

Arcane has Unauthenticated SSRF with Conditional Response Reflection in Template Fetch Endpoint in github.com/getarcaneapp/arcane/backend...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization via the PUT /api/environments/id/templates/variables endpoint. An attacker can overwrite global environment variables used in all project deployments by sending requests as an authenticated non-admin user,...

GHSA-7H26-HG47-P9HX Arcane Backend: Missing admin authorization on git repository endpoints allows non-admin users to exfiltrate stored Git credentials and tamper with GitOps configs

Summary Arcane's huma-based REST API exposes nine endpoints under /api/customize/git-repositories and /api/git-repositories/sync for managing GitOps source repositories and their stored credentials. Eight of those endpoints list, create, get, update, delete, test, listBranches, browseFiles never...

Command Injection

Overview Affected versions of this package are vulnerable to Command Injection via the updater service which supported lifecycle labels. An attacker can execute arbitrary commands by supplying a crafted value to the lifecycle label, which is then passed unsanitized to the shell for execution when...