Which versions of lazyhtml-scripts are malicious?

The following npm versions of lazyhtml-scripts are flagged malicious: 99.9.1. Treat any of these as compromised.

How do I remediate lazyhtml-scripts if I installed it?

Remove lazyhtml-scripts 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 lazyhtml-scripts — how do I know if it already compromised me?

If lazyhtml-scripts 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.

How do I find lazyhtml-scripts across my projects, lockfiles, and CI pipelines?

Search your lockfiles and build artifacts for lazyhtml-scripts (version 99.9.1).

Malicious package

lazyhtml-scriptsnpm

Advisory published May 4, 2026Updated May 12, 2026

lazyhtml-scripts is a confirmed malicious npm package (MAL-2026-3331) that executes malicious code on install (malicious version 99.9.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in lazyhtml-scripts (npm)

MAL-2026-3331

Immediate action

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

npm uninstall lazyhtml-scripts

What this malware does

The package lazyhtml-scripts was found to contain malicious code.

The OpenSSF Package Analysis project identified 'lazyhtml-scripts' @ 99.9.1 (npm) as malicious.

It is considered malicious because:

The package communicates with a domain associated with malicious activity.

Malicious versions

1 flagged

99.9.1

Indicators of compromise (SHA-256)

71844816af603d74c0b28463789c32032f49ba227282ce2b9a735ecc9438bace

45abfd9582509b7e6ded4a7ce678a25aef82365186bba18330d6f76f1cf3c5ea

Detection & response playbook

Malicious package

Find it
Search your lockfiles and build artifacts for lazyhtml-scripts (version 99.9.1).
If you installed it — respond
Remove lazyhtml-scripts 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 lazyhtml-scripts 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. lazyhtml-scripts on npm has been identified as a malicious package (version 99.9.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Credits

Amazon Inspector · finder
OpenSSF: Package Analysis · finder

Detect & block this

O3 blocks lazyhtml-scripts-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

All malware advisories How O3 detects malware Vulnerability database