Hack history / 2023 / Hack or exploit
HOPE Lend
Hack or exploit on Oct 18, 2023 · Arithmetic Error
ATTACK TX CONFIRMED ON CHAINSOURCES AGREE ON DATE AND LOSS · 4 SOURCES
Lost
$825K
dollars at the time
Returned
none listed
as the sources state it
Rank
#986
among thefts by dollars lost
What happened
HopeLend was exploited via a precision loss vulnerability in hToken's share calculation during the _handleFlashLoanRepayment function. The attacker minted tiny PEPE shares, donated large volumes to distort the exchange rate, then borrowed ETH using rounding errors in the redeemUnderlying function.
Details
- Date
- Oct 18, 2023
- Kind
- Hack or exploit
- Method
- Arithmetic Error
- How in
- Smart contract bug
- Target
- DeFi protocol
- Chains
- Ethereum
Related incidents
WEMIX.FI Lend 2026 · Hack or exploit · $737K
Bonzo Lend 2026 · Hack or exploit · $9.1M
Scallop Lend 2026 · Hack or exploit · $142K
Rhea Lend 2026 · Hack or exploit · $18.4M
Revert Lend 2026 · Hack or exploit · $50K
Bonzo Lend 2026 · Hack or exploit · $9.1M
Scallop Lend 2026 · Hack or exploit · $142K
Rhea Lend 2026 · Hack or exploit · $18.4M
Revert Lend 2026 · Hack or exploit · $50K
Cite this page
SwanBluechip, "HOPE Lend hack, Oct 18, 2023: $825K lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht07bd04ff97/ (data as of 2026-10-31).