“Uninstalling the extension may not be sufficient”: Cursor warns Claude Code users

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Cursor is warning developers who installed a Claude Code extension from its own marketplace during an October 29 attack window that removing the extension alone may leave malicious files behind. The affected packages were modified copies, and Anthropic did not create the malicious versions. Cursor identified versions 2.1.312 and 2.1.313 of Anthropic.claude-code for Windows and ...… — MIXED

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