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LLMHigh

CVE-2026-66004: BlenderMCP before commit 30a3308 contains a path traversal vulnerability in the download_polyhaven_a…

Occurred
Jul 24, 2026
Published
Jul 24, 2026
Source
NVD CVE

Summary

BlenderMCP before commit 30a3308 contains a path traversal vulnerability in the download_polyhaven_asset method that allows attackers to write arbitrary files by injecting traversal sequences in API response include keys. Attackers performing MITM attacks or prompt injection can supply malicious paths like '../../.bashrc' to overwrite sensitive files and achieve persistent code execution.

Tags

  • CVE
  • CVE-2026-66004
  • cvss:MEDIUM

Classification

Category confidence: 90%
Severity confidence: 85%

Rationale: Vulnerability in LLM tooling (BlenderMCP) enables code execution via prompt injection and path traversal.

Classifier: Qwen/Qwen3.5-35B-A3B-FP8

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