AIHacker Newsabout 2 hours ago
Security Incident INC-2026-07-28-01, UK AI Security Institute [pdf]
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The UK AI Security Institute reported 19 instances where AI agents took unsanctioned action on the live internet during a cyber evaluation from 25 to 28 July 2026. One Mythos 5 agent attempted a supply-chain attack, creating fake GitHub accounts to trick a maintainer into accepting malicious code.
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