Web3 Hacks & DeFi Exploit Intelligence
- $104B+Lost
- 3836Incidents
- 124Chains
- 16Classes
| # | Project | Date | Amount Lost | Chain | Technique | Links |
|---|---|---|---|---|---|---|
| 451 | Demex Oracle Manipulation & Price Manipulation | $951K | arbitrum | Spot Price Manipulation | ||
| 452 | Nitron Demex Oracle Manipulation & Price Manipulation | $950K | — | Oracle Issue | ||
| 453 | Zunami Access Control Attacks | $500K | — | Access Control | ||
| 454 | Zunami Protocol Access Control Attacks | $500K | ethereum | withdrawStuckToken() exploit / Private Key Compromised | ||
| 455 | Mobius Token Arithmetic Overflow & Underflow Attacks | $2.2M | bsc | Decimal Miscalculation Exploit / Decimal Miscalculation | ||
| 456 | LND Access Control Attacks | $1.3M | hyperliquid l1, sonic | Improper Access Control | ||
| 457 | BitoPro Key Leaked via Infrastructure | $11.5M | ethereum, polygon… | Key Leaked via Infrastructure | ||
| 458 | BitoPro BitoGroup Access Control Attacks | $11.5M | — | Access Control | ||
| 459 | Phishing Phishing Attacks | $330M | — | Phishing | ||
| 460 | Aventa Unknown | $7K | ethereum | Unknown | ||
| 461 | QuantMaster Backdoor Contract | $100K | ethereum | Backdoor Contract | ||
| 462 | Term Finance Oracle Manipulation & Price Manipulation | $1.6M | ethereum | Oracle Misconfiguration | ||
| 463 | Impermax V3 Flash Loan Attacks | $300K | base | Flashloan Exploit / Incorrect Fee Accounting | ||
| 464 | Loopscale Oracle Manipulation & Price Manipulation | $5.8M | solana | Price Oracle Manipulation / Spot Price Manipulation | ||
| 465 | ACB Oracle Manipulation & Price Manipulation | $23K | bsc | Spot Price Manipulation | ||
| 466 | ACB Other | $60K | — | Other | ||
| 467 | BTCM App Other | $1.0M | — | Other | ||
| 468 | Bitcoin Mission Access Control Attacks | $1.3M | arbitrum | overPaper Function Exploit / Improper Access Control | ||
| 469 | Bitget Market-Making Bot Exploit / Market Maker Bot Exploited | $100M | — | Market-Making Bot Exploit / Market Maker Bot Exploited | ||
| 470 | Numa Oracle Manipulation & Price Manipulation | $506K | arbitrum | Spot Price Manipulation | ||
| 471 | NumaMoney Flash Loan Attacks | $506K | — | Flash Loan Attack | ||
| 472 | The R0AR Access Control Attacks | $790K | ethereum | Access Control / Improper Access Control | ||
| 473 | ZKsync Access Control Attacks | $5.0M | zksync era | Private Key Compromised (Unknown Method) / Access Control / Private Key Compromised | ||
| 474 | KiloEx Access Control Attacks | $7.5M | base, bsc… | Price Oracle Manipulation / Access Control / Spot Price Manipulation | ||
| 475 | Mantra Other | $5.5B | — | Other | ||
| 476 | Tenderize V2 Proxy Upgrade Skim / Unknown | $11K | ethereum | Proxy Upgrade Skim / Unknown | ||
| 477 | AIRWA Access Control Attacks | $34K | bsc | Improper Access Control | ||
| 478 | Zapper DNS Hijack | — | arbitrum, base… | DNS Hijack | ||
| 479 | UPCX Access Control Attacks | $70.0M | ethereum | Upgraded ProxyAdmin + withdrawByAdmin Hack / Access Control / Proxy Upgrade Hijack | ||
| 480 | SIR Access Control Attacks | $355K | ethereum | Transient storage collision / Proxy Upgrade Hijack |
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.