Web3 Hacks & DeFi Exploit Intelligence

  • $104B+Lost
  • 3844Incidents
  • 126Chains
  • 16Classes
# Project Date Amount Lost Chain Technique Links
1021 Stake.com Access Control Attacks $41.4M bsc, ethereum… Private Key Compromised (Unknown Method) / Hot Wallet Key Compromised
1022 DAppSocial Access Control Attacks $16K ethereum Improper Access Control
1023 SharedStake Access Control Attacks $175K ethereum Ownership Override Attack / Ownership Takeover
1024 EspressoBot Rugpull $53K Rugpull
1025 Genswap Rugpull $62K Rugpull
1026 BabyShia Rugpull $68K Rugpull
1027 EAC Oracle Manipulation & Price Manipulation $6K bsc Spot Price Manipulation
1028 Symbiosis Rugpull $24K Rugpull
1029 Kizuna AI Rugpull $135K Rugpull
1030 Balancer Flash Loan Attacks $1.9M Flash Loan Attack
1031 Balancer V2 Oracle Manipulation & Price Manipulation $800K ethereum Spot Price Manipulation
1032 PEPE Admin Drain $15.1M ethereum Admin Drain
1033 Star Token Other $518K Other
1034 Magnate Finance Drained Contracts / Rugpull / Treasury Misappropriation $6.5M base Drained Contracts / Rugpull / Treasury Misappropriation
1035 GSS Arithmetic Error $25K bsc Arithmetic Error
1036 Reflex Staking Bot Rugpull $237K Rugpull
1037 Hachiko Rugpull $254K Rugpull
1038 SHIA Rugpull $116K Rugpull
1039 HarryPotterObamaJustinHuobiSun Rugpull $43K Rugpull
1040 Towelie Rugpull $89K Rugpull
1041 Aspiring Cooperation Community Rugpull $173K Rugpull
1042 Ethereum Hive Other $16K Other
1043 LayerZero Rugpull $1.0M Rugpull
1044 Frontfanz Rugpull $98K Rugpull
1045 BTC20Token Flash Loan Attacks $30K Flash Loan Attack
1046 Friend Tech Rugpull $456K Rugpull
1047 Harbor Protocol Oracle Manipulation & Price Manipulation $250K comdex Spot Price Manipulation
1048 Exactly Protocol Reentrancy $7.2M Reentrancy
1049 Exactly Access Control Attacks $7.6M optimism DebtManager Exploit / Improper Access Control
1050 Snake Eyes Rugpull $117K Rugpull

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.