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Malicious package

karapace-docsnpm

karapace-docs is a confirmed malicious npm package (MAL-2026-12794) that typosquats a legitimate package to trick installs (malicious version 1.0.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in karapace-docs (npm)

MAL-2026-12794
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall karapace-docs

What this malware does

The npm package's preinstall hook runs index.js at install time, which collects the installer's hostname, username, home directory, DNS server list, and the contents of /etc/passwd and /etc/hosts, then POSTs a JSON payload over HTTPS to a hardcoded Burp Collaborator subdomain n6usddpvkn7jcauar9va0xvleck48uwj.oastify.com. The package name mimics a documentation package for karapace (a Kafka registry project), consistent with a dependency-confusion / typosquat recon payload. Installer host identity and local system file contents leave the machine to an attacker-controlled OAST endpoint on npm install with no user interaction.

Malicious versions

1 flagged
1.0.1

Indicators of compromise (SHA-256)

a0d1e2b10c31f45e3c73ad895a1ccd4188cdedf5ab1a795b420f5aa2693d7686

Detection & response playbook

Typosquat
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for karapace-docs (version 1.0.1). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging karapace-docs across your stack and pipelines.

  2. If you installed it — respond

    karapace-docs is a typosquat — you almost certainly intended a legitimately-named package. Remove karapace-docs, install the correct package, and rotate any secrets exposed during the install since post-install scripts may have already run.

  3. Did it already run?

    If karapace-docs 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 karapace-docs 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. karapace-docs 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

IN-MAL-2026-014931

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks karapace-docs-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

karapace-docs (npm) malicious package — MAL-2026-12794 | O3 Security