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Malicious package

@zva/webnpm

Advisory published Updated

@zva/web is a confirmed malicious npm package (MAL-2024-9490) that executes malicious code on install (malicious versions 99.49.54, 99.50.54, 99.50.55). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in @zva/web (npm)

MAL-2024-9490
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @zva/web

Malicious versions

3 flagged
99.49.5499.50.5499.50.55

Indicators of compromise (SHA-256)

51206b6382d6cb3f011c90b9178cf99bd8541844166dfcd65b118c8dfb33ba6c
e7730370d76320a7016b4359cb478a8206209738035c1a7fca994edb9f573ebc
3988db43ad4b00098181e211a115d682cb9cea06fcebeb85ab21cefc845591c2

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for @zva/web (3 malicious versions).

  2. If you installed it — respond

    Remove @zva/web 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 @zva/web 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. @zva/web on npm has been identified as a malicious package (versions 99.49.54, 99.50.54, 99.50.55 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2024-06093RLUA-2024-10415RLUA-2026-10663

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks @zva/web-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

@zva/web (npm) malicious package — MAL-2024-9490 | O3 Security