Hack history / 2021 / Hack or exploit
Pizza DeFi
Hack or exploit on Dec 5, 2021 · Arithmetic Error
ONE SOURCE · 1 SOURCE
Lost
$5M
dollars at the time
Returned
none listed
as the sources state it
Rank
#454
among thefts by dollars lost
What happened
Pizza DeFi was exploited via an integer overflow in eCurve that allowed unbounded minting of Tripool tokens. The attacker used these tokens as collateral to drain $5M in assets.
Details
- Date
- Dec 5, 2021
- Kind
- Hack or exploit
- Method
- Arithmetic Error
- How in
- Smart contract bug
- Target
- DeFi protocol
- Chains
- EOS
Reported by
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Cite this page
SwanBluechip, "Pizza DeFi hack, Dec 5, 2021: $5M lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/htd26de43fd4/ (data as of 2026-10-31).