CVE-2026-6589
MEDIUMComfyUI server.py create_origin_only_middleware cross-site request forgery
Title source: cnaDescription
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. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
References (4)
Core 4
Core References
Vdb Entry, Technical Description vdb-entry
technical-description
VDB-358224 | ComfyUI server.py create_origin_only_middleware cross-site request forgery
https://vuldb.com/vuln/358224
Signature, Permissions Required signature
permissions-required
VDB-358224 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/358224/cti
Third Party Advisory third-party-advisory
Submit #791108 | comfyanonymous ComfyUI <= 0.13.0 (commit 88e63705) Origin Validation Error (CWE-346)
https://vuldb.com/submit/791108
Scores
CVSS v3
4.3
EPSS
0.0016
EPSS Percentile
5.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-352
CWE-862
Status
published
Products (13)
None/ComfyUI
0.1
None/ComfyUI
0.10
None/ComfyUI
0.11
None/ComfyUI
0.12
None/ComfyUI
0.13.0
None/ComfyUI
0.2
None/ComfyUI
0.3
None/ComfyUI
0.4
None/ComfyUI
0.5
None/ComfyUI
0.6
... and 3 more
Published
Apr 20, 2026
Tracked Since
Apr 20, 2026