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Miasma malware poisons npm packages, targets developer secrets

By PulseAugur Editorial · [2 sources] ·

A sophisticated malware campaign dubbed Miasma has compromised over 20 npm packages, targeting developers by stealing credentials and seeking to expand its reach. The attack specifically affected the Leo Platform and RStreams packages, with attackers aiming to gain access to more maintainers' accounts. Microsoft has been tracking this campaign, highlighting the growing threat to software supply chains. AI

IMPACT This incident highlights the increasing sophistication of supply chain attacks, posing a risk to AI development tools and infrastructure.

RANK_REASON The cluster describes a malware campaign targeting a software package registry, which falls under the category of tools and security threats.

Read on The Register — AI →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

Miasma malware poisons npm packages, targets developer secrets

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
The cluster describes a malware campaign targeting a software package registry, which falls under the category of tools and security threats.
Source corroboration
2 independent sources
Multiple independent publishers reporting the same story raises confidence that it's real and newsworthy.
Topics
product, safety
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
92 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [2]

  1. The Register — AI TIER_1 English(EN) ·

    Miasma campaign poisons 20-plus npm packages, hunts for developer secrets

    Microsoft says latest attack targets Leo Platform and RStreams packages, harvesting creds and going after more maintainers

  2. Mastodon — mastodon.social TIER_1 English(EN) · [email protected] ·

    🤖 Miasma campaign poisons 20-plus npm packages, hunts for developer secrets 📝 The Miasma malware campaign has ... https://www. theregister.com/security/2026/ 06

    🤖 Miasma campaign poisons 20-plus npm packages, hunts for developer secrets 📝 The Miasma malware campaign has ... https://www. theregister.com/security/2026/ 06/26/miasma-campaign-poisons-20-plus-npm-packages-hunts-for-developer-secrets/5262886 📰 www.theregister.com - Articles # …

    LINKS theregister.com/…/5262886

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