Supply Chain Attacks
Anatomy of a self-propagating npm worm
In September 2025, one phished maintainer account led to malicious chalk and debug releases hitting over 2B weekly downloads within two hours.
Jul 8, 20267 min read
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Supply Chain Security, in plain English.
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The string-width-cjs npm packages: a supply chain warm-up, not a breach
One of three empty npm packages aliasing real libraries reached 500+ dependents and 7,274 weekly downloads — with no malicious code found at all.
Jul 8, 20265 min read
Supply Chain Attacks
Anatomy of the polyfill.io CDN Compromise
In June 2024, a single acquired domain turned a free CDN trusted by over 100,000 sites into a live malware injection point — with no dependency update required.
Jul 8, 20266 min read
Supply Chain Attacks
How malicious PyPI packages steal cloud credentials at install time
A typosquat of a 200M-download SSH library stole AWS keys from 37,000 installs — before anyone imported it. Here's the install-time attack pattern.
Jul 8, 20266 min read
Supply Chain Attacks
Anatomy of a PyPI Compromise: How durabletask Got Hijacked in 35 Minutes
Three malicious durabletask releases hit PyPI in a 35-minute window in May 2026 — a maintainer-token theft, not a code review failure.
Jul 8, 20266 min read
Supply Chain Attacks
Software supply chain attack trends: what the public incident data shows
Sonatype tracked 454,648 new malicious packages in 2025 alone — over 1.2 million total since it started counting. Here's what three years of incident data reveal.
Jul 8, 20267 min read
Supply Chain Attacks
Anatomy of the XZ Utils backdoor: how CVE-2024-3094 nearly compromised SSH on every major Linux distro
A CVSS 10.0 backdoor sat in xz 5.6.0 and 5.6.1 for weeks, hidden in a test file, until 0.5 seconds of extra SSH login latency gave it away.
Jul 8, 20266 min read
Supply Chain Attacks
Anatomy of an npm Dependency Confusion Attack
One researcher published fake packages matching internal names at over 35 companies in 2021 and collected six-figure bounties — here's exactly how the registry resolution flaw works.
Jul 7, 20266 min read
Supply Chain Attacks
A dormant contributor account just took down the entire Mastra npm scope
One forgotten npm maintainer account let an attacker republish all 142 packages in the @mastra scope in 90 minutes, hitting a package with 4 million monthly downloads.
Jul 7, 20266 min read
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