CVE-2026-19371— Nikolaibibo claude-comfyui-mcp comfy_upload_image utils.ts copyFileSync path traversal
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-19371
Vulnerability Information
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Vulnerability Title
Nikolaibibo claude-comfyui-mcp comfy_upload_image utils.ts copyFileSync path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
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 traversal. An attack has to be approached locally. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Nikolaibibo | claude-comfyui-mcp | 1.0.0 | cpe:2.3:a:nikolaibibo:claude-comfyui-mcp:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-19371
| # | POC Description | Source Link | Shenlong Link |
|---|
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Proof of Concept for CVE-2026-19371 (1)
Other References for CVE-2026-19371 (1)
IV. Related Vulnerabilities
Same weakness: CWE-22
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PV-Bhat gemsuite-mcp gemini_search unified-gemini.ts path tr - CVE-2026-19366
NocteDefensor LudusMCP insert_creds_range_config insertCreds - CVE-2026-19365
Ichigo3766 image-gen-mcp upscale_images index.ts path traver
V. Comments for CVE-2026-19371
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