Security/demo/2026-09-16

Browser Extension Vulnerability Allows Hijacking of AI Agents Across Five Browsers

Security researchers have identified a vulnerability, dubbed the "BragJack Attack" by one outlet, where a single browser extension can hijack AI agents across five different browsers. The attack reportedly requires no user clicks, allowing for unauthorized control over AI functionalities within the browser environment.

What every outlet reports

  • A single browser extension can hijack AI agents
  • The attack affects five browsers
  • No user clicks are required for the hijacking

All 2 articles

Related stories