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Nov 12, 2026, 3:02 PMCybersecurity

Cyberattack on Fireworks AI allowed hackers to access Notion

A cyberattack at Fireworks AI has exposed some of its customers’ data, the company has confirmed. Fireworks AI, a platform that developers use to access and…

Summary

A cyberattack at Fireworks AI has exposed some of its customers’ data, the company has confirmed. Fireworks AI, a platform that developers use to access and use open AI models, said an attacker breached its cloud provider to gain access to a Fireworks development system, which allowed access to some of its customers’ data. The company said in its latest security advisory that the cybercriminals took Fireworks’ customers’ billing information and some datasets. Fireworks touts tens of thousands of customers worldwide using its platform, including legal tech company Harvey and AI company Cursor.

Positives

  • Fireworks AI, a platform that developers use to access and use open AI models, said an attacker breached its cloud provider to gain access to a Fireworks development system, which allowed access to some of its customers’ data.

Risks & concerns

  • A cyberattack at Fireworks AI has exposed some of its customers’ data, the company has confirmed.
  • Fireworks AI, a platform that developers use to access and use open AI models, said an attacker breached its cloud provider to gain access to a Fireworks development system, which allowed access to some of its customers’ data.
  • At least one confirmed affected customer is online document editor and notetaker Notion, which said in a disclosure that the breach affected around 1% of its own customers.
Primary sourceTechCrunchhttps://techcrunch.com/2026/11/12/cyberattack-on-fireworks-ai-allowed-hackers-to-access-notion-customers-chat-transcripts/
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