# Anthropic VS code extension on Cursor backdoored for nearly 12 hours

> **Open Intelligence Dossier** · First detected: 2026-11-01 00:00 UTC · Category: Technology

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*Canonical Source: https://pulse.byoviral.com/trend/2026-11-01/anthropic-vs-code-extension-on-cursor-backdoored-for-nearly-12-hours*