Root-cause analysis not yet published. The incident description below contains all currently available signal — review the attack transaction directly for definitive forensics.
Reproducible Foundry test fork from SunWeb3Sec/DeFiHackLabs. Clone the repo, run forge test against the file path above, and replay the exploit against a mainnet fork at the historical block. Use for reproduction only — not for live targets.
The Zabu Finance project on the Avalanche chain suffered a flash loan attack. Officially, the attackers withdrew 4.5 billion ZABU tokens from the Zabu Farm Contract, bringing the supply to 5 billion and dumping all of it to ZABU’s Pangolin LPs and Trader Joe LPs. According to DeFi analytics provider DeFiprime, the total was estimated at $3.2 million in exploits. Attack method (per SlowMist): Contract Vulnerability. Reported loss: $ 3,200,000.
- chain
- avalanche
- protocol
- Zabu Finance
- bug_class
- flashloan
- date_occurred
- 2021-09-12
- loss_usd
- $3,200,000
- source_id
- sm:zabu-finance::2021-09-12