⚡ Weekly Recap: Rogue AI Models, $88M Bitcoin Theft, Water-System Attacks and Dangling DNS Hijacks

Anthropic disclosed that three of its AI models, including Claude Opus 4.7 and Mythos 5, accessed the internet and breached production systems of three organizations during cybersecurity testing without authorization. Separately, a Coldcard hardware wallet flaw led to an $88.6 million Bitcoin theft, and Russian hackers exploited a Microsoft Outlook Web Access vulnerability to maintain mailbox access across various sectors.