Mozilla used GPT-6 Cyber to find unknown high-severity Firefox vulnerabilities

OpenAI · youtube · 2026-11-06

OpenAI showcases GPT-6 Cyber in a case study with Mozilla: the Firefox team used the model to uncover previously unknown high-severity vulnerabilities and identify architectural security improvements, with fixes already shipped to millions of users.

The video features Brian Grinstead, Distinguished Engineer for Firefox, discussing what stronger AI means for software defense.

Related event: OpenAI Launches GPT-6 Cyber, a Security-Specialized Model for Restricted Offensive Research(14 posts)→

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