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mtplx

Python Bun Js Exec: Python file references the Bun JavaScript runtime — cross-language execution

Why PkgRadar flagged 1.0.2

Severity	Signal	Evidence
high	Python Bun Js Exec	Python file references the Bun JavaScript runtime — cross-language execution · mtplx-1.0.2/mtplx/server/openai.py
high	Py Runtime Base64 Decode	base64/hex decode combined with exec/subprocess — classic obfuscated payload pattern. · mtplx-1.0.2/mtplx/opencode.py

Scanned versions

Version	Verdict	Score	Scanned (UTC)
`1.0.2`	High risk	70	2026-06-11
`1.0.1`	High risk	70	2026-06-11
`1.0.0`	High risk	70	2026-06-11

Block this in CI

PkgRadar gates mtplx (and every other dependency) before it merges. One line in your pipeline:

pkgradar gate --ecosystem pypi mtplx==1.0.2