Monitoring

BearnFi

HIGHBSC·Withdrawal Logic Flaw·#144 all-time
$18.0M stolenMonday, May 17, 2021 · 1987 days ago

Corpus updated 2026-10-25

What happened

  • BearnFi, a defi protocol, lost $18.0M on May 17, 2021.

  • The 31st largest of the 127 incidents recorded in 2021: under 1% of the $2.87B lost to hacks that year.

  • One other incident was recorded the same day: FinNexus ($7.0M).

  • Withdrawal Logic Flaw is behind 33 recorded incidents totalling $58.7M; this is the largest of them.

Cite this record

Monitoring Room, "BearnFi hack — $18.0M stolen", incident record, data: DefiLlama hacks dataset, as of 2026-10-25 08:00 UTC. https://monitoringroom.com/situation/crypto-hack/bearnfi

Nearby in the record

FinNexus
5/17/2021$7.0M
Venus Protocol
5/18/2021$100.0M
flash.sx / vaults.sx
5/14/2021$13.0M
Bunny
5/19/2021$45.0M
xToken
5/12/2021$24.0M
Bogged Finance
5/23/2021$3.0M
← All incidents

Source: DefiLlama · 1317 recorded incidents · data as of 2026-10-25 08:00 UTC