Cases · Did an AI agent act: yes · Added to the register (date we first published it): last 30 days · What set it off: misused by a person
| What happened | What went wrong | Severity | Earliest source |
|---|---|---|---|
| BUGSTER uses DeepSeek-powered Hermes Agent to breach university MongoDB, stealing 5,200+ records DeepSeekmoderate · earliest source 2026-10-23 | security breach | moderate | 2026-10-23 |
| CyberXero AI-augmented initial access campaign using Claude Code and PentAGI agents Anthropicmajor · earliest source 2026-10-12 | security breach | major | 2026-10-12 |
| AI agent (ARTEX with Claude) used in cyberattacks targeting South Korean banks Anthropicmajor · earliest source 2026-10-05 | security breach | major | 2026-10-05 |
| Jailbroken Claude used to breach Mexican government networks and steal taxpayer and voter records Anthropicmajor · earliest source 2026-03-02 | security breach | major | 2026-03-02 |
Showing 1–4 of 4. Or take the JSON.