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Critical Copilot vulnerability allowed hackers to seal 2FA code from users

Ars Technica • Tue, 16 Jun 2026

Critical Copilot vulnerability allowed hackers to seal 2FA code from users

SearchLeak exploit shows why the industry's approach to LLM security fails over and over.

What happened?

SearchLeak exploit shows why the industry's approach to LLM security fails over and over.

Story details

SearchLeak exploit shows why the industry's approach to LLM security fails over and over.

Why it matters

This story helps build a stronger internal English tech archive around Technology, giving search visitors more reasons to keep browsing the site instead of bouncing after a single headline.

Original source

https://arstechnica.com/security/2026/06/critical-copilot-vulnerability-allowed-hackers-to-seal-2fa-code-from-users/