Microsoft published a Security Blog post on 22 April 2026 directly responding to the capabilities demonstrated by Anthropic’s Claude Mythos Preview. The post acknowledges that AI models can now autonomously discover weaknesses, chain multiple lower-severity issues into working exploits and produce proof-of-concept code, compressing the window between vulnerability discovery and exploitation. Microsoft announced it will productise a new multi-model AI-driven vulnerability scanning harness developed internally and make it available to enterprise customers in preview in June 2026. The system is designed to pair model output with context and prioritisation to avoid overwhelming security teams with unactionable findings. The announcement signals that major cloud and security vendors are reorienting their product roadmaps around AI-autonomous vulnerability discovery as a baseline capability, with direct implications for LE digital infrastructure procurement and security architecture.
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Monday, April 27, 2026