TrustedVolumes $6.7M Exploit: 1inch Resolver Hit Again
Summary
On May 7, 2026, DeFi market maker and 1inch Fusion Resolver TrustedVolumes reported an exploit of about $6.7 million. Security firms linked the attacker to the March 2025 1inch Fusion V1 resolver exploit, in which TrustedVolumes was also the main victim. The new incident reportedly involved TrustedVolumes' custom RFQ swap proxy contract, old ERC-20 approvals, and an improperly exposed Allowed Order Signer mechanism.