Which versions of workvivo-layout-extension are malicious?

The following npm versions of workvivo-layout-extension are flagged malicious: 0.0.1, 1.0.0. Treat any of these as compromised.

How do I remediate workvivo-layout-extension if I installed it?

Remove workvivo-layout-extension 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.

I already installed workvivo-layout-extension — how do I know if it already compromised me?

If workvivo-layout-extension 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.

Is workvivo-layout-extension part of a known attack campaign?

Yes — workvivo-layout-extension is associated with the RLMA-2025-06541 campaign. Packages in the same campaign often share infrastructure and payloads, so check whether any related packages are also in your dependency tree.

How do I find workvivo-layout-extension across my projects, lockfiles, and CI pipelines?

Search your lockfiles and build artifacts for workvivo-layout-extension (2 malicious versions).

Malicious package

workvivo-layout-extensionnpm

Advisory published Dec 23, 2025Updated Jan 2, 2026

workvivo-layout-extension is a confirmed malicious npm package (MAL-2025-192888) that executes malicious code on install (malicious versions 0.0.1, 1.0.0). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in workvivo-layout-extension (npm)

MAL-2025-192888

Immediate action

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

npm uninstall workvivo-layout-extension

What this malware does

The package workvivo-layout-extension was found to contain malicious code.

Malicious versions

2 flagged

0.0.11.0.0

Indicators of compromise (SHA-256)

4f15d465c6b677bb6ac5528b0f208ff6f04cd762a58cfd8c44a45ebd850e73b7

5d9c90e84df1efe9bd52980b9ef892141b919787ff85d8f7ab37caa2ac598745

Detection & response playbook

Malicious package

Find it
Search your lockfiles and build artifacts for workvivo-layout-extension (2 malicious versions).
If you installed it — respond
Remove workvivo-layout-extension 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.
Did it already run?
If workvivo-layout-extension 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. workvivo-layout-extension on npm has been identified as a malicious package (versions 0.0.1, 1.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2025-06541

Credits

Amazon Inspector · finder
ReversingLabs · finder

Detect & block this

O3 blocks workvivo-layout-extension-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.

Malware detection Runtime egress monitoring

Explore

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