Scoop: Unvetted AI agents are accessing U.S. bank accounts

AxiosOctober 22, 2026en

Major U.S. banks are detecting unauthorized third-party AI agents operating inside customer accounts, with some agents attempting to take actions that appear to be independent of user instructions, sources tell Axios. Why it matters: AI agents are becoming a nightmare for America's banks, making their way into banking systems faster than financial institutions can respond. The difficulty in distinguishing between a human and an unauthorized bot is forcing banks to block the technology and rapidly rewrite their terms of service. Driving the news : Banks including Morgan Stanley, Bank of America, JPMorgan, Wells Fargo and others are racing to contain agent risks. Some are aware of unauthorized

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