CSRF in Comfyui

CVE-2026-6589

A security vulnerability has been detected in ComfyUI up to 0.13.0. This affects the function create_origin_only_middleware of the file server.py. The manipulation leads to cross-site request forgery. The attack may be initiated remotely…

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.000 (4.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

  • N/a Comfyui — versions 0.1, 0.2, 0.3

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-6589?
CVE-2026-6589 is a medium-severity vulnerability in Comfyui, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-04-20.
How severe is CVE-2026-6589?
Medium severity. CVSS v3 base score is 4.3 out of 10.