RetoSwap
$2.7M
Funds stolen
—
Funds returned
20 May 2026
Date of incident
- Technique
- ACK Message Frontrun Exploit
- Classification
- Protocol Logic
- Target type
- DeFi Protocol
- Affected chains
- Monero
- Source
- No public source link
On-chain DeFi carries smart-contract risk. Keep core funds on a regulated exchange.