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OpenAI Warns Atlas AI Browser Vulnerable to Attacks

12/23/2025

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Story summary
  • OpenAI, the AI research company, acknowledges prompt injection attacks pose a risk to its Atlas AI browser.
  • Despite security efforts, OpenAI says these attacks may never be fully mitigated.
  • OpenAI has built an automated attacker that uses reinforcement learning to identify vulnerabilities by simulating threats.
  • Experts caution Atlas AI browser risks remain high due to access to sensitive data.
  • OpenAI recommends limiting access and providing specific mitigation instructions.