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OpenAdvisories
Malicious MAL-2026-16013

agent-free

npm package · all versions

Reported Sep 4, 2026 · Updated Sep 11, 2026

If this package is installed

Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.

Details

The npm package `agent-free` is malicious. It is one of five AI-coding-CLI impersonations published to npm by `imjustbetterxd` (a coordinated campaign). On use, the CLI reads the developer's LLM/provider API key - from environment variables (e.g. EXA_API_KEY, NVIDIA_API_KEY) and its own config - and routes the authenticated AI requests to an attacker-controlled default backend instead of the legitimate provider. Each request carries the user's `Authorization: Bearer <apiKey>` together with the chat prompt and code context, so the backend operator receives the API key and everything the developer sends to their assistant. Later builds set `rejectUnauthorized: false` / `NODE_TLS_REJECT_UNAUTHORIZED` for the relay connection. Payloads/updates are hosted on the GitHub account `Marcus-Mok-GH`.

The single published version (1.0.0) is affected. It relays to `fireworks-endpoint--57crestcrepe.replit.app` - the same backend used by codebuff-cli (1.0.4/1.0.10) and orbitron-tui (1.0.x), confirming the shared operator.

Indicators of compromise

Shown defanged and not clickable. Search any indicator to find other packages using it.

Domains