As many as 145 npm packages associated with the Mastra namespace (“@mastra/*”), a popular open-source JavaScript and TypeScript framework for building artificial intelligence (AI) applications, have been compromised as part of a software supply chain attack codenamed easy-day-js, per findings from Endor Labs, JFrog, OX Security, SafeDep, Socket, StepSecurity, and Synk.”A single npm account (
First seen on thehackernews.com
Jump to article: thehackernews.com/2026/06/144-mastra-npm-packages-compromised-via.html
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