Web3 Hacks & DeFi Exploit Intelligence
- $104B+Lost
- 3836Incidents
- 124Chains
- 16Classes
| # | Project | Date | Amount Lost | Chain | Technique | Links |
|---|---|---|---|---|---|---|
| 61 | GoodDollars Flash Loan Attacks | $628K | — | Flash Loan Attack | ||
| 62 | Elephant Money Flash Loan Attacks | $163K | — | Flash Loan Attack | ||
| 63 | Carol Protocol Flash Loan Attacks | $61K | — | Flash Loan Attack | ||
| 64 | KyberSwap Elastic Flash Loan Attacks | $48.0M | arbitrum, base… | Flashloan Swap Logic Exploit / Flash Loan Attack / Rounding Error | ||
| 65 | 3913 token Flash Loan Attacks | $31K | — | Flash Loan Attack | ||
| 66 | Onyx Protocol Flash Loan Attacks | $2.1M | ethereum | Flashloan Donate Function Logic Exploit / Flash Loan Attack / Donation Attack | ||
| 67 | XSD Token Flash Loan Attacks | $12K | — | Flash Loan Attack | ||
| 68 | Balancer Flash Loan Attacks | $1.9M | — | Flash Loan Attack | ||
| 69 | BTC20Token Flash Loan Attacks | $30K | — | Flash Loan Attack | ||
| 70 | Zunami Protocol Flash Loan Attacks | $2.2M | ethereum | Price Manipulation Attack / Flash Loan Attack / Spot Price Manipulation | ||
| 71 | Uwerx Flash Loan Attacks | $327K | ethereum | Flashloan Pool Shares Exploit / Flash Loan Attack / Spot Price Manipulation | ||
| 72 | Carson Flash Loan Attacks | $150K | bsc | Flash Loan Attack / Spot Price Manipulation | ||
| 73 | Palm USD Flash Loan Attacks | $900K | — | Flash Loan Attack | ||
| 74 | Conic Finance Flash Loan Attacks | $300K | ethereum | Flashloan Price Oracle Attack / Spot Price Manipulation | ||
| 75 | Conic Finance Flash Loan Attacks | $3.3M | ethereum | Flashloan Reentrancy Attack / Reentrancy / Read-Only Reentrancy | ||
| 76 | Arcadia V1 Access Control Attacks | $460K | ethereum, optimism | Flashloan Reentrancy Attack / Improper Access Control | ||
| 77 | Themis Protocol Flash Loan Attacks | $370K | arbitrum | Flashloan Price Oracle Attack / Flash Loan Attack / Spot Price Manipulation | ||
| 78 | Baby Doge Coin Flash Loan Attacks | $100K | — | Flash Loan Attack | ||
| 79 | Ara Blocks Flash Loan Attacks | $125K | — | Flash Loan Attack | ||
| 80 | Sturdy V1 Flash Loan Attacks | $775K | ethereum | Flashloan Reentrancy Attack / Read-Only Reentrancy | ||
| 81 | UN Token Flash Loan Attacks | $27K | — | Flash Loan Attack | ||
| 82 | wDAO EON Flash Loan Attacks | $29K | — | Flash Loan Attack | ||
| 83 | Cellframe Network Flash Loan Attacks | $76K | bsc | Flash Loan Attack / Swap Logic Flaw | ||
| 84 | ERC20 Token Bank Flash Loan Attacks | $109K | — | Flash Loan Attack | ||
| 85 | BabyDogeCoin Flash Loan Attacks | $135K | — | Flash Loan Attack | ||
| 86 | Jimbos Protocol Flash Loan Attacks | $7.5M | arbitrum | Flashloan Slippage Attack / Spot Price Manipulation | ||
| 87 | CS Flash Loan Attacks | $714K | — | Flash Loan Attack | ||
| 88 | Floki Inu Flash Loan Attacks | $59K | — | Flash Loan Attack | ||
| 89 | Block Forest Flash Loan Attacks | $275K | — | Flash Loan Attack | ||
| 90 | Ovix Flash Loan Attacks | $2.0M | — | 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 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.