cyber Translated · English · 2–5m lag

Supply Chain Attack: distribution of negative versions of Claude Code extension on Cursor Marketplace

The distribution of negative versions of the Anthropic.claude-code extension has recently been noted within "Cursor VS Code Extension Marketplace", which has carried out the collection and filtering of system information and about the lava...

Reported by CSIRT Italia Nov 4, 2026 · 15:11 UTC

Read the complete report at CSIRT Italia ↗

Verification notice

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INCIDENT EVOLUTION

1 recorded state

Nov 4 · 15:25 UTC

Signal first indexedP2 · 88% quality · 1 source

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Supply Chain Attack: distribution of negative versions of Claude Code extension on Cursor Marketplace

1 recorded state

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