Web3 Hacks & DeFi Exploit Intelligence

  • $104B+Lost
  • 3836Incidents
  • 124Chains
  • 16Classes
# Project Date Amount Lost Chain Technique Links
481 Venus Core Pool Donation Attack $902K zksync era Donation Attack
482 Alkimiya Arithmetic Error $96K ethereum Arithmetic Error
483 Vicuna Oracle Manipulation & Price Manipulation $700K Oracle Issue
484 Abracadabra Spell Liquidation Logic Flaw $13.0M arbitrum Liquidation Logic Flaw
485 Zoth Access Control Attacks $8.3M Access Control
486 Zoth ZeUSD Access Control Attacks $8.8M ethereum Private Key Compromised (Unknown Method) / Private Key Compromised
487 BBX Token Oracle Manipulation & Price Manipulation $12K bsc Spot Price Manipulation
488 Voltage V3 Access Control Attacks $322K fuse Improper Access Control
489 four.meme Access Control Attacks $80K bsc Improper Access Control
490 Arcade Access Control Attacks $5K Access Control
491 WebKeyDAO Access Control Attacks $73K bsc Improper Access Control
492 WebKeyDao Other $737K Other
493 Berally Access Control Attacks $90K berachain Private Key Compromised (Unknown Method) / Access Control / Deployer Key Compromised
494 MAID Access Control Attacks $166K Access Control
495 Phishing Phishing Attacks $1.8M Phishing
496 ModelpiToken Other $107K Other
497 1inch Access Control Attacks $5.0M ethereum Calldata underflow and resolver hijack / Arbitrary External Call
498 1Inch Reentrancy $2.6M Reentrancy
499 Pond.fun Admin Drain $145K linea Admin Drain
500 Zoth ZeUSD Swap Logic Flaw $285K ethereum Swap Logic Flaw
501 Zoth Oracle Manipulation & Price Manipulation $285K Oracle Issue
502 Hegic(old contract) Unlimited repeated withdrawal exploit / Withdrawal Logic Flaw $94K ethereum Unlimited repeated withdrawal exploit / Withdrawal Logic Flaw
503 Wemix Access Control Attacks $6.2M wemix Private Key Compromised
504 Suji Yan Phishing Attacks $4.0M Phishing
505 Infini Access Control Attacks $50.0M ethereum Dev Privilege Oversight Exploit / Access Control / Private Key Compromised
506 Unverified_35bc Reentrancy $7K bsc Reentrancy
507 StepHeroNFTs Reentrancy $90K bsc Reentrancy
508 Bybit Access Control Attacks $1.4B ethereum Safe Multisig wallet Phishing Exploit / Access Control / Signer Phishing
509 Cardex Access Control Attacks $400K abstract Private Key Compromised (Session signer) / Signature Verification Flaw
510 LIBRA Other $286M Other

Data sourced from DefiLlama & SunWeb3Sec/DeFiHackLabs . Thank you for keeping Web3 security data open.

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.