Hack history / 2022 / Hack or exploit
LI.FI
Hack or exploit on Mar 20, 2022 · Token Approval Abuse
ATTACK TX CONFIRMED ON CHAINSOURCES AGREE ON DATE AND LOSS · 3 SOURCES
Lost
$600K
dollars at the time
Returned
none listed
as the sources state it
Rank
#1,089
among thefts by dollars lost
What happened
LI.FI's swap aggregator was exploited via unchecked external calls in the swap contract. The attacker drained $600,000 from 29 user wallets that had granted infinite token approvals.
Details
- Date
- Mar 20, 2022
- Kind
- Hack or exploit
- Method
- Token Approval Abuse
- How in
- Smart contract bug
- Target
- DeFi protocol
- Chains
- Ethereum
Reported by
Cite this page
SwanBluechip, "LI.FI hack, Mar 20, 2022: $600K lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht7956e9eef8/ (data as of 2026-10-31).