Hack history / 2023 / Hack or exploit
GoodDollar
Hack or exploit on Dec 16, 2023 · Reentrancy
SOURCES AGREE ON DATE AND LOSS · 2 SOURCES
Lost
$2M
dollars at the time
Returned
none listed
as the sources state it
Rank
#695
among thefts by dollars lost
What happened
GoodDollar's reserve contract contained a reentrancy vulnerability that allowed an attacker to repeatedly call withdraw functions before state updates completed. The Protocol Guardians paused contracts and applied a 100% transaction fee to hacker-held tokens to discourage transfers.
Details
- Date
- Dec 16, 2023
- Kind
- Hack or exploit
- Method
- Reentrancy
- How in
- Smart contract bug
- Target
- DeFi protocol
- Chains
- Ethereum
Reported by
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Cite this page
SwanBluechip, "GoodDollar hack, Dec 16, 2023: $2M lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/hte05512f480/ (data as of 2026-10-31).