CVE-2026-6592CWE-79CWE-94

ComfyUI userdata Endpoint user_manager.py getuserdata cross site scripting

Medium · published April 20, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
33.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
EPSS
0.00399 · 33.0th percentile
Weaknesses
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'); CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-04-20T01:15Z
EPSS history
Timeline
  • 20 APR 01:15Z
    ComfyUI userdata Endpoint user_manager.py getuserdata cross site scripting
    cvelistv5