Monitoring

Opyn

LOWEthereum·Withdrawal Logic Flaw·#789 all-time
$371K stolenTuesday, August 4, 2020 · 2249 days ago

Corpus updated 2026-10-01

Situation Summary

8/4/2020 — EXPLOIT DETECTED

$371K drained from Opyn on Ethereum.

TECHNIQUE: WITHDRAWAL LOGIC FLAW

Nearby in the record

2gether
7/31/2020$1.2M
Ethereum Classic
8/6/2020$1.7M
Cashaa
7/11/2020$3.1M
OKEx
8/18/2020$5.6M
Vether
7/1/2020$450K
Eterbase
9/8/2020$5.4M
← All incidents

Source: DefiLlama · 1290 recorded incidents · data as of 2026-10-01 09:00 UTC

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