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Malicious package

osc-datagrid-validatornpm

Malicious code in osc-datagrid-validator (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-2382
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall osc-datagrid-validator

What this malware does

The package osc-datagrid-validator was found to contain malicious code.

Malicious versions

1 flagged
1.0.0

Indicators of compromise (SHA-256)

66a33c9b1b935a276d3ba6bbb5876a310f9277d7c8577b6894a34fb055c5c100
b8b6beb7674c12933f815ec6da07e3bcb65403fef71ed76e7c1c8805df763672

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 osc-datagrid-validator (version 1.0.0). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging osc-datagrid-validator across your stack and pipelines.

  2. If you installed it — respond

    Remove osc-datagrid-validator 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 osc-datagrid-validator 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 osc-datagrid-validator 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. osc-datagrid-validator on npm has been identified as a malicious package (version 1.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2026-01803

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks osc-datagrid-validator-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.

osc-datagrid-validator (npm) malicious package — MAL-2026-2382 | O3 Security