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Researchers Say Claude for Chrome Flaw Lets Rogue Extensions Trigger Gmail Reads

Published Jul 14, 2026

Any other browser extension that can run a script on claude.ai can still trigger Claude for Chrome tasks aimed at your Gmail, your latest Google Doc and its comments, and your Calendar.

Both this and ClaudeBleed need a rogue extension that can already run a script on claude.ai; the difference is scope. Anthropic restricted the arbitrary-prompt path in May as part of its response to the 

Affected AI Products

anthropic claude
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