One Extension Could Hijack AI Assistants Across Chrome, Comet, Edge, Opera Neon and Claude
Medium · The Hacker News ·
What happened
Researchers showed a malicious browser extension can hijack built-in AI assistants in Chrome, Perplexity Comet, Edge, Opera Neon and Claude in Chrome, affecting users who install it.
What to do now
Block or allowlist extensions via enterprise policy, remove untrusted extensions, review AI assistant permissions, update Chromium browsers, and disable built-in AI features where not needed. Verify vendor advisory.
Original source
AI-assisted analysis, sources cited. Verify with the vendor advisory before acting.