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Malicious package

tailwind-configurationnpm

Advisory published Updated

tailwind-configuration is a confirmed malicious npm package (MAL-2026-2803) that executes malicious code on install (malicious version 1.0.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in tailwind-configuration (npm)

MAL-2026-2803
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall tailwind-configuration

What this malware does

The package tailwind-configuration was found to contain malicious code.

Malicious versions

1 flagged
1.0.1

Indicators of compromise (SHA-256)

12c20b1e64e9ad2b7e8b576753836742bcfaa39234608a02cf2106c06061d7f7
60061f038f742f65f6876c278646b1b91d880677e6ba9dff2c87ea021f5b6aa9

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for tailwind-configuration (version 1.0.1).

  2. If you installed it — respond

    Remove tailwind-configuration 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 tailwind-configuration 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. tailwind-configuration on npm has been identified as a malicious package (version 1.0.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2026-02046

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks tailwind-configuration-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

tailwind-configuration (npm) malicious package — MAL-2026-2803 | O3 Security