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New Shai Hulud Malware Variant Compromises Developer Environments

New Shai Hulud Malware Variant Compromises Developer Environments

First seen 30 Dec 2025, 20:34 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 13:27 UTC

The Shai Hulud malware has evolved, with a new variant impacting over 25,000 repositories and hundreds of npm packages. This malware campaign automates attacks on developer environments, affecting a significant number of developers and their projects.

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