AI prompt data leakage – Cyber Security News

Fri. May 29th, 2026

Cybersecurity illustration of malicious browser extensions stealing AI chat conversations and browser data, showing data exfiltration from a web browser to attacker command and control servers.

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Browser Extensions: the Quietest (and newest Abused) Execution Environment in Your Enterprise

Jan 12, 2026 G.C.Moresi

Browser extensions are a hidden attack surface: auto-updating code with broad permissions. In MS-ATP 71095, a fake “AI Sidebar” triggered…

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