Five Days from First Bug to Root Shell
Apple's macOS 26.5 security notes credit Calif and Anthropic Research for CVE-2026-28952, completing the public lifecycle of a kernel exploit that a small team built with Claude Mythos in five days. It's the first publicly disclosed macOS kernel exploit to survive Memory Integrity Enforcement on M5 silicon, and the speed at which a two-person team crossed that line says something about how AI changes the economics of high-end security research.
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