npm Supply Chain Attack: What Happened and How to Protect Your Software
On September 8, 2025, a large-scale npm supply chain attack quickly compromised 18 popular packages (with the 18 packages representing more than 2.6 billion weekly downloads within the bioinformatics ecosystem). Attackers hijacked a maintainer’s account by impersonating npm support in a phishing campaign to upload backdoored versions of popular packages like chalk, debug, ansi-styles, and supports-color.