CVE-2026-6593: ComfyUI View Endpoint server.py cross site scripting
A vulnerability was found in ComfyUI up to 0.13.0. Affected by this issue is some unknown functionality of the file server.py of the component View Endpoint. Performing a manipulation results in cross site scripting. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-6593?
CVE-2026-6593 has a medium severity rating due to its potential for cross site scripting attacks.
How do I fix CVE-2026-6593?
To fix CVE-2026-6593, upgrade ComfyUI to version 0.14.0 or later where the vulnerability has been addressed.
Which versions of ComfyUI are affected by CVE-2026-6593?
CVE-2026-6593 affects ComfyUI versions up to and including 0.13.0.
What types of attacks can CVE-2026-6593 facilitate?
CVE-2026-6593 can facilitate cross site scripting (XSS) attacks through manipulation of the View Endpoint in server.py.
Who is the vendor for the CVE-2026-6593 vulnerability?
The vendor for the CVE-2026-6593 vulnerability is ComfyUI.