CVE-2026-6590 Details
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.
A path traversal vulnerability has been identified in ComfyUI versions through 0.13.0. The issue resides in the 'get_model_preview' function within 'app/model_manager.py', specifically in the Model Preview Endpoint. This vulnerability allows an unauthenticated attacker to read arbitrary image files from the server's filesystem by injecting an absolute path through URL encoding. The exploited file content is returned re-encoded as a WEBP image.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Apr 20, 2026CISA-ADP
Assessed Apr 20, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://gist.github.com/YLChen-007/b46c4cfef1643df14ed73e278129af2c | [email protected] | ExploitTechnical Description |
| https://vuldb.com/submit/791109 | [email protected] | ExploitTechnical Description |
| https://vuldb.com/vuln/358225 | [email protected] | AdvisoryExploitPartial Content |
| https://vuldb.com/vuln/358225/cti | [email protected] | Content Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| ComfyUI | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Apr 20, 2026 | New CVE Received | [email protected] |
Volerion