What does the free-claude malware do?

The OpenSSF Package Analysis project identified 'free-claude' @ 1.1.0 (npm) as malicious. It is considered malicious because: - The package executes one or more commands associated with malicious behavior.

Which versions of free-claude are malicious?

The following npm versions of free-claude are flagged malicious: 1.1.0. Treat any of these as compromised.

How do I remediate free-claude if I installed it?

Remove free-claude from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound network activity or persistence. Use O3 Security's dependency scanner to confirm the package and its artifacts are fully purged across your stack.

Can O3 Security detect free-claude in my codebase?

Yes. O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, blocking free-claude and packages like it before any post-install script runs.

Malicious package

free-claudenpm

Malicious code in free-claude (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-6232

Immediate action

Remove the package, then rotate any secrets the build/runtime could reach.

npm uninstall free-claude

What this malware does

The OpenSSF Package Analysis project identified 'free-claude' @ 1.1.0 (npm) as malicious.

It is considered malicious because:

The package executes one or more commands associated with malicious behavior.

Malicious versions

1 flagged

1.1.0

Indicators of compromise (SHA-256)

250141bb9d199b78a2ed2568d8695e536ca9c469eff127f0c487ec56cae8664e

Frequently asked questions

No. free-claude on npm has been identified as a malicious package (version 1.1.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Credits

OpenSSF: Package Analysis · finder

Scan your dependencies

O3 Security blocks malicious packages like this at install time and in CI.

Supply-chain protection