PatchSiren

Comfy-Org CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

HIGH Comfy-Org CVE published 2026-09-16

CVE-2026-92816

CVE-2026-92816 is a high-severity vulnerability in ComfyUI before version 0.30.0, allowing attackers to write files to arbitrary paths outside the output directory via crafted workflow inputs. This issue, caused by inadequate sanitization of folder_name input in dataset save nodes, enables code execution through modified startup files or package initializers. Defenders should assess exposure, prioritize r [truncated]

CRITICAL Comfy-Org CVE published 2026-07-31

CVE-2026-68771

ComfyUI v0.23.0 contains a critical vulnerability due to unsafe deserialization in the LoadTrainingDataset node, allowing unauthenticated remote attackers to execute arbitrary Python code. The vulnerability is exploited by uploading a crafted pickle file via the POST /upload/image endpoint and queuing a workflow graph via POST /prompt. This results in the deserialization of the malicious pickle payload, l [truncated]

HIGH Comfy-Org CVE published 2026-07-31

CVE-2026-56673

CVE-2026-56673 is a high-severity vulnerability in ComfyUI, a modular diffusion model GUI, API, and backend. The issue allows unauthenticated attackers to probe arbitrary host paths and exfiltrate image-format files through crafted POST /prompt workflows. Affected nodes include LoadImage, LoadImageMask, LoadImageOutput, LoadAudio, LoadLatent, LoadVideo, and Load3D. This issue is fixed in version 0.28.0. D [truncated]

HIGH Comfy-Org CVE published 2026-07-31

CVE-2026-56672

CVE-2026-56672 is a stored cross-site scripting vulnerability in ComfyUI's GET /userdata/{file} endpoint. Prior to version 0.28.0, user-controlled HTML and SVG files were served with extension-derived content types, allowing scripts to execute same-origin and access sensitive information. This issue allows attackers to access browser-stored API tokens, settings, workflows, and make authenticated-equivalen [truncated]

HIGH Comfy-Org CVE published 2026-07-31

CVE-2026-56670

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-31T06:16:27.560Z and has not been modified since then. CVE-2026-56670 is a HIGH severity vulnerability in ComfyUI, a modular diffusion model GUI, api and backend. The /view endpoint served uploaded SVG files inline due to missing dangerous-content-type handling for image/svg+xml and related XML cont [truncated]