Web3 Hacks & DeFi Exploit Intelligence
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Start with a project name, narrow by chain or exploit class, then open the incident write-up and sources.
| # | Project | Date | Amount Lost | Chain | Technique | Links |
|---|---|---|---|---|---|---|
| 31 | Smart Bank Token Flash Loans Attacks | $56K | — | Flash Loan Attack | ||
| 32 | UwU Lend Flash Loans Attacks | $3.7M | ethereum | Flashloan Price Oracle Attack / Flash Loan Attack | ||
| 33 | UwU Lend Flash Loans Attacks | $20.0M | ethereum | Flashloan Price Oracle Attack | ||
| 34 | YYS Flash Loans Attacks | $29K | — | Flash Loan Attack | ||
| 35 | pump.fun Access Control Attacks | $2.0M | solana | Private Key Compromised (Unknown Method) / Flash Loan Attack | ||
| 36 | Sonne Finance Flash Loans Attacks | $20.0M | optimism | Flashloan Donate Function Logic Exploit | ||
| 37 | OSN Token Flash Loans Attacks | $110K | — | Flash Loan Attack | ||
| 38 | Hedgey Flash Loans Attacks | $44.7M | arbitrum, ethereum | Claim Contract Flashloan Exploit / Flash Loan Attack | ||
| 39 | Sumer.Money Flash Loans Attacks | $350K | — | Flash Loan Attack | ||
| 40 | Lava Flash Loans Attacks | $340K | arbitrum | Calculation Error in Liquidation Engine / Flash Loan Attack | ||
| 41 | PrismaLST Flash Loans Attacks | $11.6M | ethereum | Flashloan Trove Manipulation | ||
| 42 | ZongZi Flash Loans Attacks | $230K | — | Flash Loan Attack | ||
| 43 | TGBS Flash Loans Attacks | $151K | — | Flash Loan Attack | ||
| 44 | WOOFi Swap Flash Loans Attacks | $8.5M | arbitrum | Price Oracle Manipulation / Flash Loan Attack | ||
| 45 | BlueBerry Flash Loans Attacks | $1.4M | ethereum | Flashloan Price Oracle Attack | ||
| 46 | Tectonic Flash Loans Attacks | $250K | cronos | Flashloan New Market Exploit | ||
| 47 | DeezNutz_404 Flash Loans Attacks | $174K | — | Flash Loan Attack | ||
| 48 | DualPools Flash Loans Attacks | $41K | — | Flash Loan Attack | ||
| 49 | Goledo Finance Flash Loans Attacks | $1.7M | — | Flash Loan Attack | ||
| 50 | Citadel Finance Flash Loans Attacks | $97K | — | Flash Loan Attack | ||
| 51 | Rose Finance Flash Loans Attacks | $45K | — | Flash Loan Attack | ||
| 52 | Gamma Strategies Flash Loans Attacks | $6.4M | — | Flash Loan Attack | ||
| 53 | Radiant Capital Flash Loans Attacks | $4.3M | — | Flash Loan Attack | ||
| 54 | Radiant V2 Flash Loans Attacks | $4.5M | arbitrum | Flashloan New Market Exploit | ||
| 55 | GoodDollars Flash Loans Attacks | $628K | — | Flash Loan Attack | ||
| 56 | Elephant Money Flash Loans Attacks | $163K | — | Flash Loan Attack | ||
| 57 | Carol Protocol Flash Loans Attacks | $61K | — | Flash Loan Attack | ||
| 58 | KyberSwap Elastic Flash Loans Attacks | $48.0M | arbitrum, base… | Flashloan Swap Logic Exploit / Flash Loan Attack | ||
| 59 | 3913 token Flash Loans Attacks | $31K | — | Flash Loan Attack | ||
| 60 | Onyx Protocol Flash Loans Attacks | $2.1M | ethereum | Flashloan Donate Function Logic Exploit / Flash Loan Attack |
Data sourced from DefiLlama & SunWeb3Sec/DeFiHackLabs . Thank you for keeping Web3 security data open.
Hack Radar
Fresh DeFi incidents the moment they land in our database. Verified by trusted sources; auto-ingested entries are flagged for review.
Explore by Attack Type
Access Control Attacks
Arithmetic Overflows Underflows
Delegatecall & Call Injection Attacks
Flash Loans Attacks
Oracle Manipulation & Price Manipulation
Reentrancy
Dao Governance Attacks
Frontrunning & Sandwich Attacks
Phishing Attacks
Dos Attacks
Replay Attacks
Self Destruct Attacks
Sensitive On Chain Data
Weak Randomness Attacks
Unchecked Return Value Attacks
Understanding Smart Contract Vulnerabilities
Smart contract vulnerabilities remain the leading cause of DeFi protocol losses, with over $10 billion stolen since 2016. Understanding attack vectors like reentrancy, flash loans, and oracle manipulation is essential for every blockchain developer and security researcher.
Each incident in our database is categorized by attack class and linked to our in-depth vulnerability guides, making this the most educational Web3 hacks tracker available. Want a quick ranking? See the most expensive crypto hacks leaderboard.
Learn how these hacks actually worked
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