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Applied AI·July 19, 2026·1 min read

'The bypass is still six lines of JavaScript': Security experts warn that Claude for Chrome browser extension could be hijacked, despite it alerting Anthropic several times that something was wrong

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Browser extensions are becoming one of the softest targets in the AI stack—six lines of JS to bypass protections is a reminder that UX surface area is now security surface area. If your teams ship AI-powered extensions, treat them like privileged agents in the browser and subject them to the same red-teaming you’d use for auth or payments flows.