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5.1
ComfyUI 0.13.0 Allows Remote Cross-Site Scripting
CVE-2026-6593
Summary
A bug in ComfyUI's file server.py in the View Endpoint can be exploited remotely, allowing an attacker to inject malicious code. This can be done by manipulating the affected functionality, and exploit code is now publicly available. ComfyUI users should update to a fixed version as soon as possible.
Original title
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 cr...
Original description
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.
nvd CVSS2.0
4.0
nvd CVSS3.1
3.5
nvd CVSS4.0
5.1
Vulnerability type
CWE-79
Cross-site Scripting (XSS)
CWE-94
Code Injection
Published: 20 Apr 2026 · Updated: 20 Apr 2026 · First seen: 20 Apr 2026