On May 30, 2026, Gravity Bridge suffered a $5.4 million exploit via compromised validator signing key. Stolen assets included $4.3M USDC, 274 ETH (~$553K), and $434K USDT; attacker laundered most through ChangeNow and Binance.

Gravity Bridge, a cross-chain bridge connecting Ethereum and the Cosmos ecosystem, was exploited likely due to a compromised contract key or signing authorization. The attacker drained approximately $5.4M in assets (primarily USDC, ETH, and USDT). The exploiter has begun laundering funds via exchanges and mixers, with a significant portion (~2,102 ETH) still under their control.