CVE-2026-6592

LOW

ComfyUI userdata Endpoint user_manager.py getuserdata cross site scripting

Title source: cna
STIX 2.1

Description

A vulnerability has been found in ComfyUI up to 0.13.0. Affected by this vulnerability is the function getuserdata of the file app/user_manager.py of the component userdata Endpoint. Such manipulation leads to cross site scripting. The attack can be executed remotely. The exploit has been disclosed to the public 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
Signature, Permissions Required signature permissions-required
VDB-358227 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/358227/cti
Third Party Advisory third-party-advisory
Submit #791113 | comfyanonymous ComfyUI <= 0.13.0 (commit 88e63705) Cross-Site Scripting (CWE-79)
https://vuldb.com/submit/791113
Vdb Entry, Technical Description vdb-entry technical-description
VDB-358227 | ComfyUI userdata Endpoint user_manager.py getuserdata cross site scripting
https://vuldb.com/vuln/358227

Scores

CVSS v3 3.5
EPSS 0.0025
EPSS Percentile 16.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79 CWE-94
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