A recently discovered kernel memory corruption vulnerability in Apple's M5 chip has been exploited, posing a significant threat to macOS security. The exploit was facilitated by Anthropic's Mythos AI model, which was used to identify the vulnerability. This development underscores the growing role of artificial intelligence in cybersecurity, both as a defensive tool and a means for attackers to discover new weaknesses. The vulnerability allows for kernel memory corruption, enabling potential attackers to execute arbitrary code and gain unauthorized access to sensitive information. Technical details of the exploit, including any associated CVE numbers, have not been publicly disclosed. The fact that an AI model was used to facilitate the exploit highlights the increasing complexity of the threat landscape1. This matters to security practitioners because it underscores the need to stay vigilant and adapt to emerging threats, particularly those involving AI-driven vulnerability discovery.