DeFi Security · Chain
Ethereum incidents
9 stored incidents. This list covers only incidents we have reviewed. It says nothing about how safe Ethereum is overall.
Ethereum2026-10-15 · reported loss $3K (2.31 ETH)
KolanHook: an unbounded buyback settled at a manipulated spot priceIndependent analysis
2026-10-14 · reported loss $808K
UNCX Vesting V2: share records and token balance made to disagreeOfficial statement
2026-10-06 · reported loss $543K (200 ETH)
MakerDAO flip keeper: an unprotected function handed an attacker control of dormant auction winningsIndependent analysis
2026-10-01 · reported loss $305K (114.09 ETH)
FlashLoopAdapter: a spoofable caller check in a Safe moduleIndependent analysis
2026-09-24 · reported loss $2.8M
Limit Break Payment Processor V2: forged sender through a trusted forwarderIndependent analysis
2026-09-24 · reported loss $1.92M
Payy: a forged zero-knowledge proof accepted by the bridge verifierOfficial statement
2026-09-11 · reported loss $770K (9.97 BTC)
Symbiosis Bitcoin Bridge: 46.1 billion unbacked syBTC from a 330-satoshi depositIndependent analysis
2026-09-03 · reported loss $1.73M
Notional V1: integer overflow in a deprecated escrow contractOfficial statement
2026-08-23 · reported loss $8.5M
Term Finance: governance takeover of strategy vaultsIndependent analysis