ChainCatcher news, in September 2023, a security researcher named @f4lt disclosed a high-risk vulnerability in Sui's Bug Bounty program through HackenProof. It is reported that this vulnerability may allow an attacker to compromise the validator node of the Sui blockchain.

The Sui team discovered the problem and dealt with it promptly. After the successful fix, the security researcher received a $50,000 SUI token bounty.