A vulnerability was found in ComfyUI up to 0.13.0.
Date: 2026-04
Attack vector: xss
Category: vulnerability-disclosure
Severity: Low
CVE: CVE-2026-6593
CWE: CWE-79
CWE-94
CVSS: 3.5 (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N)

A vulnerability was found in ComfyUI up to 0.13.0. Affected by this issue is some unknown functionality of the file server.py of the component View Endpoint. Performing a manipulation results in cross site scripting. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.


Mitigations:

Architectural layers (MAESTRO):