Web3 Hacks & DeFi Exploit Intelligence

  • $104B+Lost
  • 3836Incidents
  • 124Chains
  • 16Classes
# Project Date Amount Lost Chain Technique Links
61 Vicuna Oracle Manipulation & Price Manipulation $700K Oracle Issue
62 BBX Token Oracle Manipulation & Price Manipulation $12K bsc Spot Price Manipulation
63 Zoth Oracle Manipulation & Price Manipulation $285K Oracle Issue
64 Sirio Finance Flash Loan Attacks $2.0M hedera Flashloan Exploit / Spot Price Manipulation
65 HarryPotterObamaSonic10Inu Oracle Manipulation & Price Manipulation $243K ethereum Spot Price Manipulation
66 Tectonic Oracle Manipulation & Price Manipulation cronos Price Oracle Attack / Unknown
67 Polter Finance Flash Loan Attacks $12.0M fantom Flashloan Price Oracle Attack / Oracle Issue / Spot Price Manipulation
68 vETH Oracle Manipulation & Price Manipulation $450K ethereum Spot Price Manipulation
69 zkFinance Oracle Manipulation & Price Manipulation $200K zksync era Oracle Misconfiguration Exploit / Unknown
70 BGM Oracle Manipulation & Price Manipulation $450K bsc Spot Price Manipulation
71 Shoebill Finance Oracle Manipulation & Price Manipulation $1.5M bob Oracle Misconfiguration
72 Cryptobottle Oracle Manipulation & Price Manipulation $490K polygon Spot Price Manipulation
73 LeadBlock's Morpho Blue Market Oracle Manipulation & Price Manipulation $250K ethereum Oracle Misconfiguration Exploit / Oracle Misconfiguration
74 N/A Oracle Manipulation & Price Manipulation $130K Oracle Issue
75 Fire Token Oracle Manipulation & Price Manipulation $24K ethereum Spot Price Manipulation
76 Caterpillar Coin Oracle Manipulation & Price Manipulation $1.4M bsc Spot Price Manipulation
77 Zenterest Oracle Manipulation & Price Manipulation $21K ethereum Stale Oracle Price
78 UtopiaSphere Oracle Manipulation & Price Manipulation $521K bsc Spot Price Manipulation
79 Rho Markets Oracle Manipulation & Price Manipulation $7.6M scroll Price Oracle Manipulation / Oracle Issue / Spot Price Manipulation
80 UwU Lend Flash Loan Attacks $3.7M ethereum Flashloan Price Oracle Attack / Flash Loan Attack / Spot Price Manipulation
81 UwU Lend Flash Loan Attacks $20.0M ethereum Flashloan Price Oracle Attack / Spot Price Manipulation
82 SteamSwap Oracle Manipulation & Price Manipulation $105K bsc Spot Price Manipulation
83 Saturn Oracle Manipulation & Price Manipulation $9K bsc Spot Price Manipulation
84 Z123 Oracle Manipulation & Price Manipulation $136K bsc Spot Price Manipulation
85 Zest Oracle Manipulation & Price Manipulation $1.0M stacks Spot Price Manipulation
86 ZongZi Flash Loan Attacks $230K bsc Flash Loan Attack / Spot Price Manipulation
87 WOOFi Swap Flash Loan Attacks $8.8M arbitrum Price Oracle Manipulation / Flash Loan Attack / Spot Price Manipulation
88 BlueBerry Flash Loan Attacks $1.4M ethereum Flashloan Price Oracle Attack / Spot Price Manipulation
89 Goledo Oracle Manipulation & Price Manipulation $1.7M conflux Spot Price Manipulation
90 Gamma Oracle Manipulation & Price Manipulation $4.5M arbitrum Price Manipulation Attack / Spot Price Manipulation

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.