# Mistral AI confirms second security breach with threat actor claiming full source code access

> Source: <https://www.getreadyforagents.com/news/mistral-ai-second-security-breach-source-code/>
> Published: 2026-09-19 20:04:21+00:00

# Mistral AI confirms second security breach with threat actor claiming full source code access

According to French security blog frenchbreaches.com, Mistral AI experienced a second significant security incident with a threat actor claiming to have obtained the company's entire source code. The reported breach represents the second major security incident disclosed for the company.

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## Sources

- Press[frenchbreaches.com](https://frenchbreaches.com/blog/mistral-ai-de-nouveau-piratee-un-hacker-revendique-la-totalite-de-son-code-source)

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