Monitoring
Dashboard/Crypto Hacks/Ooki
LOWEthereum·Flashloan Price Oracle Attack·#430 all-time

Ooki

$650K stolenTuesday, February 18, 2020 · 2351 days ago

Other recorded incidents at Ooki

DefiLlama records 3 separate incidents under this name. Each has its own page.

Ooki — 2020
Ethereum$350K
Ooki — 2021
Polygon, BSC$55.0M

Situation Summary

2/18/2020 — EXPLOIT DETECTED

$650K drained from Ooki on Ethereum.

TECHNIQUE: FLASHLOAN PRICE ORACLE ATTACK

Social Reactions

@ZachXBT coverage

On-chain investigator · Often first to report

View on 𝕏 →

Community discussion

Live search for “Ookihack” on 𝕏

View on 𝕏 →

DefiLlama incident data

Full database of DeFi hacks and exploits

View →

Related — Flashloan Price Oracle Attack Exploits

CREAM Lending
10/27/2021$130.0M
Bunny
5/19/2021$45.0M
Vee Finance
9/21/2021$34.0M
Harvest Finance
10/26/2020$25.0M
xToken
5/12/2021$24.0M
← All incidents

Data: DefiLlama · Monitoring Room

Source: DefiLlama · 600 recorded incidents · data as of 2026-07-27 02:04 UTC