CVE-2026-6590
ComfyUI Model Preview Endpoint model_manager.py get_model_preview path traversal
- State
- Published
- Severity
- 5.3 Medium
- Published
- Apr 20, 2026
- Updated
- Apr 20, 2026
- Reserved
- Apr 19, 2026
Description
A vulnerability was detected in ComfyUI up to 0.13.0. This impacts the function get_model_preview of the file app/model_manager.py of the component Model Preview Endpoint. The manipulation results in path traversal. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R | VulDB |
| 3.0 | 4.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-22 Path Traversal
Affected Products
| Product | Versions |
|---|---|
ComfyUIn/a |
|
References
- VDB-358225 | ComfyUI Model Preview Endpoint model_manager.py get_model_preview path traversalvdb-entrytechnical-description
- VDB-358225 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #791109 | comfyanonymous ComfyUI <= 0.13.0 (commit 6648ab68) Path Traversal (CWE-22)third-party-advisory
- https://gist.github.com/YLChen-007/b46c4cfef1643df14ed73e278129af2cexploit
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