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Malicious package

uuidvalidatorarabisnpm

Advisory published Updated

uuidvalidatorarabis is a confirmed malicious npm package (MAL-2026-2395) that executes malicious code on install (malicious version 4.99.99). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in uuidvalidatorarabis (npm)

MAL-2026-2395
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall uuidvalidatorarabis

What this malware does

The package uuidvalidatorarabis was found to contain malicious code.

Malicious versions

1 flagged
4.99.99

Indicators of compromise (SHA-256)

a249a02a5619de902b8db415b7e59cc043dafbd809ae5535fae7bbd51b973f0c
980bd443f5ff6b9b9a38a084ed533ef47f42bf5867df5d6281df19515171a6a9

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for uuidvalidatorarabis (version 4.99.99).

  2. If you installed it — respond

    Remove uuidvalidatorarabis 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 uuidvalidatorarabis 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. uuidvalidatorarabis on npm has been identified as a malicious package (version 4.99.99 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2026-01829

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks uuidvalidatorarabis-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

uuidvalidatorarabis (npm) malicious package — MAL-2026-2395 | O3 Security