OpenAI Unveils GPT-6 Cyber, Discovering 81 Firefox Vulnerabilities and 948 Linux Kernel Exploits

OpenAI has launched GPT-6 Cyber, a new cybersecurity-focused model rated 'Critical' under its Preparedness Framework. The model scored 48.5% on ExploitGym, found 81 previously unknown high-severity Firefox flaws (which Mozilla is patching), and developed working exploits for 948 Linux kernel vulnerabilities. Access is currently limited to vetted Daybreak Red customers.