Critical Vulnerability in OpenAI’s ChatGPT Atlas Browser: Tainted Memories Exploit Enables Persistent Malicious Code Injection

vulnerability browser

October 28, 2025 | Artificial Intelligence, Cybersecurity, Browser Security

In the fast-evolving landscape of AI-driven tools, OpenAI’s recent launch of the ChatGPT Atlas browser promised to revolutionize web browsing by embedding advanced AI assistance directly into the user’s digital experience. Announced on October 21, 2025, Atlas integrates ChatGPT’s capabilities — such as real-time page summarization, inline text editing, and autonomous “agent mode” task execution — seamlessly into a Chromium-based browser interface.

Marketed as a “super-assistant” that understands user intent without the need for tab-switching or copy-pasting, Atlas aims to challenge entrenched players like Google Chrome and Microsoft Edge by blending browsing with intelligent automation.

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