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Malicious package

react-spa-shadcnnpm

Malicious code in react-spa-shadcn (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-2931
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall react-spa-shadcn

What this malware does

The package react-spa-shadcn was found to contain malicious code.

Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.

The OpenSSF Package Analysis project identified 'react-spa-shadcn' @ 100.9.9 (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

2 flagged
99.1.0100.9.9

Indicators of compromise (SHA-256)

a556e887629b4c496073b57f98dcf09a6b4be0ef69f45aabbe3ab95a24251c1d
41967e04ae8e9bd19cb3cbf4604db90845c40b5468d3a9d2e049e04449e547b9
7b0a6436d822911c9ab59cb73cdf9c25c0dfa562feb406fcfa450ad964418f89
da9de249511ac32f8d560921d4da27724c126e29260a8fb7c4acb1da70c6b7ca

Detection & response playbook

Malicious package
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for react-spa-shadcn (2 malicious versions). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging react-spa-shadcn across your stack and pipelines.

  2. If you installed it — respond

    Remove react-spa-shadcn 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 react-spa-shadcn was ever installed, its post-install/runtime payload may have already executed. O3's L7 egress monitoring and runtime eBPF sensors detect the credential exfiltration or command-and-control callback after install and block the malicious outbound channel, so you catch and contain the actual compromise — not just the presence of the package.

  4. How O3 protects you

    O3 blocks react-spa-shadcn before install through its supply-chain scanner, and if it has already run, detects and severs the exfiltration or C2 callback at runtime through L7 egress monitoring and eBPF.

Frequently asked questions

No. react-spa-shadcn on npm has been identified as a malicious package (versions 99.1.0, 100.9.9 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

GHSA-c6cr-p8wf-qmjh

References

Credits

  • Amazon Inspector · finder
  • OpenSSF: Package Analysis · finder

Detect & block this

O3 blocks react-spa-shadcn-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.

react-spa-shadcn (npm) malicious package — MAL-2026-2931 | O3 Security