Web3 Hacks & DeFi Exploit Intelligence
- $104B+Lost
- 3836Incidents
- 124Chains
- 16Classes
| # | Project | Date | Amount Lost | Chain | Technique | Links |
|---|---|---|---|---|---|---|
| 1 | TermFinance Vaults Flash Loan Attacks | $8.5M | ethereum | Malicious Proposal | ||
| 2 | Allbridge Bridge Logic Flaw | $191K | base | Bridge Logic Flaw | ||
| 3 | MOKE Token Access Control Attacks | $907K | — | Access Control | ||
| 4 | Lumi Finance Signature Verification Flaw | $270K | arbitrum | Signature Verification Flaw | ||
| 5 | Summer.fi Flash Loan Attacks | $6.0M | — | Flash Loan Attack | ||
| 6 | ATM Token Other | $244K | — | Other | ||
| 7 | BYToken Flash Loan Attacks | $87K | — | Flash Loan Attack | ||
| 8 | DxSale Access Control Attacks | $7.3M | — | — | ||
| 9 | Tessera DAO Access Control Attacks | $2.4M | bsc | Access Control / Improper Access Control | ||
| 10 | New Market Trading | $4.0M | — | — | ||
| 11 | WUSD.fi Flash Loan Attacks | $207K | ethereum | Flash Loan Attack / Reward Logic Flaw | ||
| 12 | Third-party SquidRouterModule Access Control Attacks | $3.2M | — | Access Control | ||
| 13 | Renegade Access Control Attacks | $209K | arbitrum | Access Control / Uninitialized Proxy | ||
| 14 | TrustedVolumes Access Control Attacks | $6.7M | ethereum | Caller Impersonation | ||
| 15 | Ekubo Protocol Access Control Attacks | $1.4M | — | Access Control | ||
| 16 | SubQuery Network Access Control Attacks | $134K | base | Access Control Exploit / Improper Access Control | ||
| 17 | BCE Token Other | $679K | — | Other | ||
| 18 | Venus Other | $2.2M | — | Other | ||
| 19 | Stake DAO Access Control Attacks | $176K | arbitrum, base | Oracle Message Spoofing / Caller Impersonation | ||
| 20 | Curve LlamaLend Donation Attack | $240K | ethereum | Donation Attack | ||
| 21 | LAXO Token Flash Loan Attacks | $191K | — | Flash Loan Attack | ||
| 22 | Makina Flash Loan Attacks | $5.0M | ethereum | Flashloan Price Oracle Attack / Flash Loan Attack / Spot Price Manipulation | ||
| 23 | Truebit Bonding Curve Exploit / Arithmetic Error | $26.5M | ethereum | Bonding Curve Exploit / Arithmetic Error | ||
| 24 | PRXVT Sybil Attack with CREATE2 Addresses / Staking Logic Flaw | $97K | base | Sybil Attack with CREATE2 Addresses / Staking Logic Flaw | ||
| 25 | FutureSwap Flash Loan Attacks | $270K | ethereum | Flashloan Governance Attack | ||
| 26 | Moonwell Lending Oracle Manipulation & Price Manipulation | $1.0M | base, optimism | Oracle Price Feed Manipulation / Spot Price Manipulation | ||
| 27 | Sharwa.Finance Oracle Manipulation & Price Manipulation | $147K | arbitrum | Price Manipulation Attack / Swap Logic Flaw | ||
| 28 | Abracadabra Spell Access Control Attacks | $1.7M | ethereum | Sequential State Manipulation Exploit / Improper Access Control | ||
| 29 | Coinbase Access Control Attacks | $300K | ethereum | MEV composability attack / Token Approval Abuse | ||
| 30 | SuperRare Access Control Attacks | $730K | ethereum | updateMerkleRoot Access Control Exploit / Access Control / Merkle Proof Forgery |
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.