Monitoring

LeetSwap

LOWBase·Improper Access Control·#701 all-time
$620K stolenTuesday, August 1, 2023 · 1181 days ago

Corpus updated 2026-10-25

What happened

  • LeetSwap, a defi protocol, lost $620K on August 1, 2023.

  • The 104th largest of the 197 incidents recorded in 2023: under 1% of the $1.63B lost to hacks that year.

  • One other incident was recorded the same day: Neutra Finance ($36K).

  • Improper Access Control is behind 142 recorded incidents totalling $1.19B; this is the 70th largest of them.

Cite this record

Monitoring Room, "LeetSwap hack — $620K stolen", incident record, data: DefiLlama hacks dataset, as of 2026-10-25 08:00 UTC. https://monitoringroom.com/situation/crypto-hack/leetswap

Nearby in the record

Neutra Finance
8/1/2023$36K
Uwerx
8/2/2023$327K
GYM Network
7/31/2023$1K
Bald
8/2/2023$23.0M
Curve DEX
7/30/2023$61.7M
Cypher
8/7/2023$1.0M
← All incidents

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