What does the atlassian-wallboard-plugin malware do?

The OpenSSF Package Analysis project identified 'atlassian-wallboard-plugin' @ 10.0.0 (npm) as malicious. It is considered malicious because: - The package communicates with a domain associated with malicious activity. - The package executes one or more commands associated with malicious behavior.

Which versions of atlassian-wallboard-plugin are malicious?

The following npm versions of atlassian-wallboard-plugin are flagged malicious: 10.0.0. Treat any of these as compromised.

How do I remediate atlassian-wallboard-plugin if I installed it?

Remove atlassian-wallboard-plugin 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 atlassian-wallboard-plugin — how do I know if it already compromised me?

If atlassian-wallboard-plugin 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 atlassian-wallboard-plugin across my projects, lockfiles, and CI pipelines?

Search your lockfiles and build artifacts for atlassian-wallboard-plugin (version 10.0.0).

Malicious package

atlassian-wallboard-pluginnpm

Advisory published Nov 1, 2026Updated Nov 1, 2026

atlassian-wallboard-plugin is a confirmed malicious npm package (MAL-2026-18437) that executes malicious code on install (malicious version 10.0.0). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in atlassian-wallboard-plugin (npm)

MAL-2026-18437

Immediate action

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

npm uninstall atlassian-wallboard-plugin

What this malware does

The OpenSSF Package Analysis project identified 'atlassian-wallboard-plugin' @ 10.0.0 (npm) as malicious.

It is considered malicious because:

The package communicates with a domain associated with malicious activity.
The package executes one or more commands associated with malicious behavior.

Malicious versions

1 flagged

10.0.0

Indicators of compromise (SHA-256)

65fa335403aab4ce396a9df1a2b0d61634f51ee8d63db761c0ccf21f744b6292

Detection & response playbook

Malicious package

Find it
Search your lockfiles and build artifacts for atlassian-wallboard-plugin (version 10.0.0).
If you installed it — respond
Remove atlassian-wallboard-plugin 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 atlassian-wallboard-plugin 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. atlassian-wallboard-plugin on npm has been identified as a malicious package (version 10.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Credits

OpenSSF: Package Analysis · finder

Detect & block this

O3 blocks atlassian-wallboard-plugin-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