https://www.thedeepfeed.ai/posts/2026-10-31-claude-code-extension-backdoor/ The Deep Feed en 2026-10-31T00:00:00.000Z A backdoored Claude Code extension shipped under Anthropic's real ID via Cursor's marketplace https://www.thedeepfeed.ai/posts/2026-10-31-shopping-agents-stay-inside-the-store/ The Deep Feed en 2026-10-31T00:00:00.000Z Shopping agents work inside the store. Amazon and DoorDash say outside agents barely register