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Malicious package

zip.js-2.8.2npm

Malicious code in zip.js-2.8.2 (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-1881
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall zip.js-2.8.2

What this malware does

The package zip.js-2.8.2 was found to contain malicious code.

Malicious versions

1 flagged
99.0.0

Indicators of compromise (SHA-256)

a9474290242e32ee175676a2a7aa372fa5b34cc90125f9df49139ff1fc156ae8
10faa984dcce106c0df9aa067d4df43300087a73598df5ef841c874d9b507042

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 zip.js-2.8.2 (version 99.0.0). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging zip.js-2.8.2 across your stack and pipelines.

  2. If you installed it — respond

    Remove zip.js-2.8.2 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 zip.js-2.8.2 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 zip.js-2.8.2 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. zip.js-2.8.2 on npm has been identified as a malicious package (version 99.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2026-01672

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks zip.js-2.8.2-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.

zip.js-2.8.2 (npm) malicious package — MAL-2026-1881 | O3 Security