AI Hacker Breaches 100+ Companies

A single Chinese hacker used AI agents to breach over 100 companies for $5,000.

Oct 19, 2026

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AI Hacker Breaches 100+ Companies

A single Chinese hacker used AI agents to breach over 100 companies for $5,000.

In brief

A single Chinese hacker used AI agents to breach over 100 companies for $5,000. A lone Chinese hacker exploited AI agents to breach 100+ companies for $5,000. Originally reported by Startup Fortune.

Hacker Campaign

A Chinese-speaking hacker spent $50 per target using AI agents to breach over 100 companies.

Campaign Timeline

The campaign started September 25 and targeted e-commerce sites in the US, Canada, Australia, and Japan.

Breach Details

Breach Details

The hacker breached over 100 companies from 1,200 attempted sites for a total cost of $5,000.

Security Research

Snorre Fagerland found the operation while scanning for exposed Cairn deployments.

AI Agents Used

The campaign used three AI agents: Strix for scanning, Cairn for exploitation, and Hermes for orchestration.

Cost Comparison

The breach cost less than a junior penetration tester's hourly rate for a single target.

Previous Campaign

Gambit Security found a similar campaign that stole 600,000 credit card numbers from two companies.

Company Responses

Deere, SharkNinja, and Cummins reported no sensitive data was accessed in the breaches.

The takeaway

A lone Chinese hacker exploited AI agents to breach 100+ companies for $5,000.

Read the original on Startup Fortune

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