Monitoring

Wintermute

HIGHOptimism·Improper Access Control·#145 all-time
$17.6M stolenSunday, June 5, 2022 · 1603 days ago

Corpus updated 2026-10-25

What happened

  • Wintermute, a defi protocol, lost $17.6M on June 5, 2022.

  • The 22nd largest of the 185 incidents recorded in 2022: under 1% of the $3.63B lost to hacks that year.

  • One other incident was recorded the same day: Elrond ($113.0M).

  • The first of 2 recorded incidents at Wintermute; the next followed in September 2022, $160.0M.

  • Improper Access Control is behind 142 recorded incidents totalling $1.19B; this is the 6th largest of them.

Cite this record

Monitoring Room, "Wintermute hack (2022) — $17.6M stolen", incident record, data: DefiLlama hacks dataset, as of 2026-10-25 08:00 UTC. https://monitoringroom.com/situation/crypto-hack/wintermute

Other recorded incidents at Wintermute

DefiLlama records 2 separate incidents under this name.

Wintermute — 2022
Ethereum$160.0M

Nearby in the record

BAYC/Otherside
6/4/2022$257K
Elrond
6/5/2022$113.0M
Mirror
5/30/2022$2.0M
Equalizer Exchange
6/7/2022$50K
Anchor
5/29/2022$800K
Osmosis
6/8/2022$5.0M
← All incidents

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