Kelp DAO Exploit Exposes the Hidden Fragility of Cross-Chain DeFi

Stern analyst at a desk with screens showing a cross-chain bridge diagram and rsETH tokens, alert for a $293M DeFi exploit.

Kelp DAO’s rsETH restaking system became the center of the largest DeFi exploit reported in 2026 after an attacker manipulated a cross-chain component and minted roughly 116,500 rsETH between April 17 and April 19. The exploit allowed an estimated $292 million to $294 million to be extracted from connected DeFi rails, turning a single bridge […]