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Mistral AI

Disclosed Jan 31, 20242 years agoUnverified

Early-access customer's employee leaked Mistral 'miqu' model weights

A quantized, watermarked older Mistral model appeared on Hugging Face and 4chan as miqu-1-70b; CEO Arthur Mensch confirmed an over-enthusiastic employee of an early-access customer had released it.

What is known

People affectedNot stated in the sources we have
DisclosedJan 31, 2024
AttackInsider
Data exposedTraining data, Other
SectorAI · FR
StatusUnverified: not yet confirmed by an official notice, a filing or the organization

Sources

Notices filed

WhereFiledPeople
ResearchtotalJan 31, 2024

Other breaches at Mistral AI

BreachAffected
TeamPCP offers Mistral AI code repos for sale after TanStack compromiseMay 144 months agoSupply chainUnknown
History of this record
  • 2026-09-25 · added · seed source

First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.

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