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Amazon Inspector Security Research - Amazon Inspector

Amazon Inspector Security Research

Amazon Inspector Security Research is a continuous monitoring program that identifies malicious packages published to public package registries. Software supply chain attacks targeting open-source ecosystems are a growing threat, and malicious packages are frequently removed from upstream registries only after they have been downloaded by unsuspecting developers. Amazon Inspector Security Research helps protect your applications by detecting these packages, publishing advisories, and incorporating this intelligence into Amazon Inspector findings so that workloads consuming a known-malicious package are surfaced automatically.

Supported public package registries:

  • NPM – the Node.js package registry (npmjs.com)

  • PyPI – the Python Package Index (pypi.org)

Research methodology

The Amazon Inspector security research team combines automated detection pipelines with expert analyst review to identify malicious packages across supported registries. Each confirmed malicious package is assigned a MAL-ID, documented as a public advisory, and integrated into Amazon Inspector findings so that customers are notified when their workloads consume affected packages. No customer action is required to benefit from this research – detections are applied automatically.

Amazon Inspector is a contributing partner in the Open Source Security Foundation (OpenSSF) Malicious Packages Repository. Advisories produced by Amazon Inspector Security Research are published to this open dataset, giving the broader open-source community access to the same threat intelligence that Amazon Inspector uses to protect AWS customers. The MAL-ID assigned to each advisory is compatible with the OpenSSF advisory format.

Detection summary

The following tables summarize malicious package detections by Amazon Inspector Security Research across all supported registries.

Note

Last updated: 2026-05-13 21:00:00 UTC

Lifetime totals by registry

Registry Lifetime packages identified
NPM 188,538
PyPI 12
Total 188,550

Recent activity by registry

Period Window (UTC) NPM PyPI Total
This week 2026-05-11 .. 2026-05-17 61 12 73
Last week 2026-05-04 .. 2026-05-10 84 0 84
This month 2026-05 180 12 192
Last month 2026-04 619 0 619

Recent malicious package reports

The following table lists the ten most recent malicious package advisories published by Amazon Inspector Security Research, ordered by published date.

Package name MAL-ID Registry Detection date
d4rktg MAL-2026-3688 PyPI 2026-05-13
@dropout-ai/runtime MAL-2026-3683 NPM 2026-05-13
amino.fix MAL-2026-3686 PyPI 2026-05-13
@gusmano/reext MAL-2026-3684 NPM 2026-05-12
always-updates MAL-2026-3685 PyPI 2026-05-12
@a91082900/test_package MAL-2026-3680 NPM 2026-05-12
kaggle-runner MAL-2026-3693 PyPI 2026-05-12
88q MAL-2026-3676 NPM 2026-05-12
66o MAL-2026-3674 NPM 2026-05-12
6cc MAL-2026-3675 NPM 2026-05-12

The following AWS Security Blog posts provide additional context on Amazon Inspector Security Research and recent supply chain threat campaigns: