Sunday, 13 September 2026
8 agent hacks today 7 vs yesterday (1)

BlenderMCP path traversal vulnerability in download_polyhaven_asset

BlenderMCP before commit 30a3308 contains a path traversal vulnerability in the download_polyhaven_asset method that allows attackers to write arbitrary files and achieve persistent code execution through MITM attacks or prompt injection.

Disclosed 24 July 2026 · Record updated 13 September 2026

Impact

Attackers can write arbitrary files by injecting traversal sequences in API response keys, potentially overwriting sensitive files like .bashrc to achieve persistent code execution.

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Sources

  1. nvd.nist.govhttps://nvd.nist.gov/vuln/detail/CVE-2026-66004