AI & Cyber Weekly
Issue
November 2, 2026

Monthly Breach Report: October 2026

RuntimeAI's monthly breach report: 33 companies breached and more than 536M records stolen, as AI agents became attackers' tools rather than just targets.

Source
Republished with permission from RuntimeAI threat intelligence.
Read the original →

RuntimeAI threat intelligence's breach report for October 2026: 33 companies breached and more than 536M records stolen, as AI agents became attackers' tools rather than just targets.

This issue is a summary. The full report, with every incident, figure and source, is on runtimeai.io. Use the link above to read it.

Sources & editorial notes

Evidence you can inspect.

Source: RuntimeAI threat intelligence, monthly breach report published 2 November 2026. Read the original on runtimeai.io.

Editorial note: Agents Stack republishes RuntimeAI threat intelligence with permission. This page is a summary; incident details and figures come from RuntimeAI and the public reports it cites. Check the original for the full list of sources.

Coming next

Next month: the full breach tally for the month, with the incidents that mattered most.

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