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Malicious package

node-dotenv-clinpm

Advisory published Updated

node-dotenv-cli is a confirmed malicious npm package (MAL-2026-853) that executes malicious code on install (malicious version 2.4.5). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in node-dotenv-cli (npm)

MAL-2026-853
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall node-dotenv-cli

What this malware does

The package node-dotenv-cli was found to contain malicious code.

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
2.4.5

Indicators of compromise (SHA-256)

5bb66069e2bde985ae448962eaaf6373cd54aa2cd51fb20a0fef26ecb5dee2d5
76b47bebee6a74c00d3be10fad072e05074a62b29205377f682463290bad39c3
d8466e099ba099035a2b059744003b908812da9e81f7dc162bedda0f56e332e1

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for node-dotenv-cli (version 2.4.5).

  2. If you installed it — respond

    Remove node-dotenv-cli 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 activity or persistence.

  3. Did it already run?

    If node-dotenv-cli was installed, its post-install payload may already have run. Removing the package does not undo that — check outbound connections and credential use from the install window onward.

Frequently asked questions

No. node-dotenv-cli on npm has been identified as a malicious package (version 2.4.5 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

GHSA-46v6-58g3-h5qhRLMA-2026-01459

References

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks node-dotenv-cli-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the malicious outbound activity and severs the channel.

Explore

node-dotenv-cli (npm) malicious package — MAL-2026-853 | O3 Security