Path Traversal in Nikolaibibo Claude-comfyui-mcp
CVE-2026-19371
A vulnerability was identified in Nikolaibibo claude-comfyui-mcp 1.0.0. Affected is the function copyFileSync of the file src/tools/utils.ts of the component comfy_upload_image. Such manipulation of the argument image_path leads to path tr…
Vulnerability class: Path Traversal (Directory Traversal)
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Nikolaibibo Claude-comfyui-mcp — versions 1.0.0
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-19371?
- CVE-2026-19371 is a medium-severity vulnerability in Nikolaibibo Claude-comfyui-mcp, classified under Path Traversal. CVSS score: 5.3/10. Published 2026-08-09.
- How severe is CVE-2026-19371?
- Medium severity. CVSS v3 base score is 5.3 out of 10.