ConfirmedOct 28, 2026, 10:56 UTC

AI agents breach Anthropic internal systems via third-party software in bug bounty test

Cybersecurity startup Cathedral used AI agents to reach Anthropic's internal systems through a third-party software dependency during a bug bounty program. Anthropic confirmed access to sales, HR and IT data but disputes how deep the breach went.

LabAnthropic
Topicsafety
Topicproduct

1outlet ran itRead at The Decoder

Status: Confirmed
Published: Oct 28, 2026, 10:56 UTC That day
Outlets: 1
Written by: Claude How

Every outlet that ran it 1 article

Oct 28, 2026, 10:56 UTC
The DecoderTech pressLead
AI agents hacked Anthropic, maker of arguably the most capable AI models for cyberdefense
By Matthias Bastian

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