Mini Shai-Hulud Is Back: 172 npm and PyPI Packages Compromised in Latest Wave
The Mini Shai-Hulud supply chain campaign has resurfaced with its largest wave yet. Over a 48-hour window on May 11-12, 2026, attackers compromised 172 unique packages across 403 malicious versions on npm and PyPI, including high-profile scopes like @tanstack, @uipath, @mistralai, and @opensearch-project.