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.
https://vuldb.com/vuln/358227/cti
https://vuldb.com/submit/791113
https://gist.github.com/YLChen-007/50f0cdc5e3f7b737ce99c783e487ca0d
Published: 2026-04-20
Updated: 2026-04-20
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N
Severity: Medium
Base Score: 3.5
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Severity: Low
Base Score: 5.1
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
Severity: Medium