Which versions of @mastra/turbopuffer are malicious?

The following npm versions of @mastra/turbopuffer are flagged malicious: 1.0.3. Treat any of these as compromised.

How do I remediate @mastra/turbopuffer if I installed it?

Remove @mastra/turbopuffer 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.

Is @mastra/turbopuffer part of a known attack campaign?

Yes — @mastra/turbopuffer is associated with the GHSA-jcv4-fvwf-3vg7 campaign. Packages in the same campaign often share infrastructure and payloads, so check whether any related packages are also in your dependency tree.

Can O3 Security detect @mastra/turbopuffer 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 @mastra/turbopuffer and packages like it before any post-install script runs.

Malicious package

@mastra/turbopuffernpm

Malicious code in @mastra/turbopuffer (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-6040

Immediate action

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

npm uninstall @mastra/turbopuffer

What this malware does

Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.

Malicious versions

1 flagged

1.0.3

Indicators of compromise (SHA-256)

bebc3d61ae5c31ebd30ad06659ebe53a464c94aa2e7294674c6f51bbd3d1c333

Frequently asked questions

No. @mastra/turbopuffer on npm has been identified as a malicious package (version 1.0.3 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

GHSA-jcv4-fvwf-3vg7

References

github.com

Scan your dependencies

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

Supply-chain protection