Which versions of address-autocompletetest are malicious?

The following npm versions of address-autocompletetest are flagged malicious: 99.3.380452. Treat any of these as compromised.

How do I remediate address-autocompletetest if I installed it?

Remove address-autocompletetest 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 address-autocompletetest — how do I know if it already compromised me?

If address-autocompletetest 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 address-autocompletetest across my projects, lockfiles, and CI pipelines?

Search your lockfiles and build artifacts for address-autocompletetest (version 99.3.380452).

Malicious package

address-autocompletetestnpm

Advisory published Mar 21, 2026Updated Mar 23, 2026

address-autocompletetest is a confirmed malicious npm package (MAL-2026-2014) that executes malicious code on install (malicious version 99.3.380452). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in address-autocompletetest (npm)

MAL-2026-2014

Immediate action

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

npm uninstall address-autocompletetest

What this malware does

The package address-autocompletetest was found to contain malicious code.

The OpenSSF Package Analysis project identified 'address-autocompletetest' @ 99.3.380452 (npm) as malicious.

It is considered malicious because:

The package communicates with a domain associated with malicious activity.

Malicious versions

1 flagged

99.3.380452

Indicators of compromise (SHA-256)

3cba808ae68c1f7fb09edff59a151d9a9ff4253dad6f40ab15767fbf5273482f

b797224d264945b820a632a44fdf26c3baa54e8f1b5f6fe3db4a1739ee726f58

Detection & response playbook

Malicious package

Find it
Search your lockfiles and build artifacts for address-autocompletetest (version 99.3.380452).
If you installed it — respond
Remove address-autocompletetest 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 address-autocompletetest 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. address-autocompletetest on npm has been identified as a malicious package (version 99.3.380452 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 address-autocompletetest-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