Web3 Hacks & DeFi Exploit Intelligence
- $104B+Lost
- 3836Incidents
- 124Chains
- 16Classes
| # | Project | Date | Amount Lost | Chain | Technique | Links |
|---|---|---|---|---|---|---|
| 31 | Vista Finance Flash Loan Attacks | $29K | bsc | Flash Loan Attack / Incorrect Share Accounting | ||
| 32 | Lava Flash Loan Attacks | $130K | arbitrum | Flashloan Exploit | ||
| 33 | OnyxDAO Flash Loan Attacks | $3.8M | — | Flash Loan Attack | ||
| 34 | Bankroll Flash Loan Attacks | $235K | bsc | Flash Loan Attack / Missing Input Validation | ||
| 35 | CUT token Flash Loan Attacks | $1.4M | — | Flash Loan Attack | ||
| 36 | Smart Bank Token Flash Loan Attacks | $56K | — | Flash Loan Attack | ||
| 37 | UwU Lend Flash Loan Attacks | $3.7M | ethereum | Flashloan Price Oracle Attack / Flash Loan Attack / Spot Price Manipulation | ||
| 38 | UwU Lend Flash Loan Attacks | $20.0M | ethereum | Flashloan Price Oracle Attack / Spot Price Manipulation | ||
| 39 | YYS Flash Loan Attacks | $29K | — | Flash Loan Attack | ||
| 40 | pump.fun Access Control Attacks | $2.0M | solana | Private Key Compromised (Unknown Method) / Flash Loan Attack / Private Key Compromised | ||
| 41 | Sonne Finance Flash Loan Attacks | $20.0M | optimism | Flashloan Donate Function Logic Exploit / Donation Attack | ||
| 42 | OSN Token Flash Loan Attacks | $110K | — | Flash Loan Attack | ||
| 43 | Hedgey Flash Loan Attacks | $44.7M | arbitrum, ethereum | Claim Contract Flashloan Exploit / Flash Loan Attack / Missing Input Validation | ||
| 44 | Sumer.Money Flash Loan Attacks | $350K | — | Flash Loan Attack | ||
| 45 | Lava Flash Loan Attacks | $340K | arbitrum | Calculation Error in Liquidation Engine / Flash Loan Attack / Liquidation Logic Flaw | ||
| 46 | PrismaLST Flash Loan Attacks | $11.6M | ethereum | Flashloan Trove Manipulation / Missing Input Validation | ||
| 47 | ZongZi Flash Loan Attacks | $230K | bsc | Flash Loan Attack / Spot Price Manipulation | ||
| 48 | TGBS Flash Loan Attacks | $151K | — | Flash Loan Attack | ||
| 49 | WOOFi Swap Flash Loan Attacks | $8.8M | arbitrum | Price Oracle Manipulation / Flash Loan Attack / Spot Price Manipulation | ||
| 50 | BlueBerry Flash Loan Attacks | $1.4M | ethereum | Flashloan Price Oracle Attack / Spot Price Manipulation | ||
| 51 | ZoomerCoin Flash Loan Attacks | $41K | ethereum | Flashloan Governance Attack | ||
| 52 | Tectonic Flash Loan Attacks | $250K | cronos | Flashloan New Market Exploit / Unknown | ||
| 53 | DeezNutz_404 Flash Loan Attacks | $174K | ethereum | Flash Loan Attack / Infinite Mint | ||
| 54 | DualPools Flash Loan Attacks | $41K | bsc | Flash Loan Attack / Rounding Error | ||
| 55 | Goledo Finance Flash Loan Attacks | $1.7M | — | Flash Loan Attack | ||
| 56 | Citadel Finance Flash Loan Attacks | $97K | — | Flash Loan Attack | ||
| 57 | Rose Finance Flash Loan Attacks | $45K | — | Flash Loan Attack | ||
| 58 | Gamma Strategies Flash Loan Attacks | $6.4M | — | Flash Loan Attack | ||
| 59 | Radiant Capital Flash Loan Attacks | $4.3M | — | Flash Loan Attack | ||
| 60 | Radiant V2 Flash Loan Attacks | $4.5M | arbitrum | Flashloan New Market Exploit / Rounding Error |
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 Overflow & Underflow Attacks
Delegatecall & Call Injection Attacks
Flash Loan 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
Timestamp Manipulation 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
Study the exploit patterns behind the incidents in this database, then practice finding them before attackers do.