CVE-2026-56671: Improper Limitation of a Pathname to a Restricted Directory

ComfyUI is a modular diffusion model GUI, api and backend with a graph/nodes interface. Prior to 0.28.0, getmodelpreview in app/modelmanager.py joins an unrestricted filename route capture to a selected model directory without a containment check, allowing an unauthenticated remote attacker to us...

CVE-2026-6590: Improper Limitation of a Pathname to a Restricted Directory

A vulnerability was detected in ComfyUI up to 0.13.0. This impacts the function getmodelpreview of the file app/modelmanager.py of the component Model Preview Endpoint. The manipulation results in path traversal. The attack may be launched remotely. The exploit is now public and may be used. The...