Quantitative trading firm MGNR discovered an urgent security issue at StarkWare, and the StarkWare team replied "Not a security breach at dYdX".

On October 8, quantitative trading firm MGNR tweeted that its team had discovered an urgent security issue at StarkWare, but did not disclose the details. Louis Guthmann, head of ecology at StarkWare, said: "This is not a security breach on dYdX, the issue is only related to one specific user." MGNR later said it was in contact with the StarkWare and Solana teams.