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UwU Lend

Hacked

Lending · ✝ 2024

An oracle priced a stablecoin wrong; lenders paid.

UwU Lend was an Ethereum lending protocol founded by the pseudonymous developer Michael Patryn (0xSifu). In June 2024 an attacker used flash loans to manipulate the price oracle for a curve-related asset, draining about $20M.

Peak
~$20M stolen
Cause
Hacked
Year of death
2024

☠️ Cause of death

Flash-loan-driven manipulation of a price oracle let the attacker borrow against artificially inflated collateral and drain reserves.

📓 Lessons left behind

  • Thinly-traded assets make oracles easy to manipulate.
  • Use robust, multi-source pricing for every listed market.
  • A controversial founder is a trust liability when things break.

🌱 The idea that survived

Resilient oracle design

Reinforced manipulation-resistant pricing for low-liquidity collateral in lending markets.

#lending#oracle#flash-loan#ethereum