Monitoring
Dashboard/Crypto Hacks/Yearn Finance
HIGHEthereum·Flashloan Price Oracle Attack·#137 all-time

Yearn Finance

$11.0M stolenFriday, February 5, 2021 · 1998 days ago

Other recorded incidents at Yearn Finance

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

Yearn Finance — 2023
Ethereum$11.5M
Yearn Finance — 2025
Ethereum$300K

Situation Summary

2/5/2021 — EXPLOIT DETECTED

$11.0M drained from Yearn Finance on Ethereum.

TECHNIQUE: FLASHLOAN PRICE ORACLE ATTACK

Social Reactions

@ZachXBT coverage

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DefiLlama incident data

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← All incidents

Data: DefiLlama · Monitoring Room

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