77 counterfeit Open VSX extensions harvested developer and CI metadata

Manifold Security tied the packages to one domain; 19 profiled Git repositories and build environments before Open VSX removed them.

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Primary source: BleepingComputer

Why it matters

Developer extensions run inside environments connected to private repositories and build systems. Counterfeit packages can map that infrastructure without stealing source code or credentials, defeating defenses focused only on conventional malware signatures.

software supply chain security breach, counterfeit extensions (isotype infographic poster with mid-century pictograms)

Security researchers found 77 counterfeit extensions on the Open VSX Registry that copied legitimate developer tools while sending machine and development-environment data to infrastructure controlled by a single operator.…

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