GCD AI RADAR
incidents/AIR-2026-0395

Threat Actor Used LLM Agent to Exfiltrate Database via marimo Notebook

AI-enabled attack3 Confirmed exploitationAI-assisted intrusionAgent hijack

An attacker used an LLM agent following the compromise of a Python notebook to harvest credentials and exfiltrate a PostgreSQL database. Sysdig attributed the command stream to real-time agent execution.

Details

type
AI-enabled attack
Attackers used AI as a meaningful part of a cyberattack against someone else.
categories
  • AI-assisted intrusionprimary
    Threat actors using AI tooling in reconnaissance, exploitation, lateral movement or operations.
  • Agent hijack
    An AI agent is tricked into unauthorized actions: tool misuse, data exfiltration through the agent, or acting against its principal.
owasp llm top 10
mitre atlas
Both rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
severity
3 · Confirmed exploitation
Used against real targets; limited or unclear impact.
targets
Framework / tooling, Enterprise deployment
products
marimo
incident date
10 May 2026
first reported
10 May 2026
origin
AI Incident Database
Derived from the AI Incident Database (CC BY-SA 4.0).
classifier confidence
0.95 · published at or above 0.80; see the methodology
tags
llm-agent · database-exfiltration · credential-harvesting
record
created 2026-10-18 06:33Z · updated 2026-10-18 06:59Z · json

Sources · 1

  1. 2026-05-10
    Threat Actor Reportedly Used LLM Agent to Exfiltrate Internal Database After Compromising marimo Python Notebook
    AI Incident Database · incidentdatabase.ai/cite/1670

Titles and links belong to their publishers. The summary above is written by GCD AI RADAR in its own words; data is CC BY-SA 4.0.

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