PT-2026-64317 · Ahujasid · Blender-Mcp

Yu Sun · CVE-2026-66004 · Published 2026-07-24 · Updated 2026-07-24

Mitre

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

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.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2026-66004

Affected Products

Blender-Mcp

References · 5

• 🔥 https://github.com/ahujasid/blender-mcp/issues/257 · Exploit
• https://github.com/ahujasid/blender-mcp/commit/30a3308446cd8f81a9446e5a2ed657c0d8d86072 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-66004 · Security Note
• https://github.com/ahujasid/blender-mcp/pull/258 · Note
• https://vulncheck.com/advisories/blendermcp-path-traversal-via-download-polyhaven-asset-api · Note