The NPM ecosystem has been rocked by one of its widest supply chain attacks to date, with over 187 popular packages compromised by advanced malware capable of self-propagation and automated credential harvesting. This attack, affecting packages with millions of weekly downloads including angulartics2, ngx-toastr, and @ctrl/tinycolor, demonstrates how cybercriminals are evolving their tactics to create “worm-like” malware that can autonomously spread across the software supply chain.