Web3 Hacks & DeFi Exploit Intelligence

  • $104B+Lost
  • 3836Incidents
  • 124Chains
  • 16Classes
# Project Date Amount Lost Chain Technique Links
151 Anchor Oracle Manipulation & Price Manipulation $800K terra Stale Oracle Price
152 Scream Oracle Manipulation & Price Manipulation $35.0M Oracle Issue
153 Blizz Finance Oracle Manipulation & Price Manipulation $21.8M avalanche Outdated Oracle Exploit / Stale Oracle Price
154 Venus Protocol Oracle Manipulation & Price Manipulation $11.2M bsc Stale Oracle Price
155 Fortress Loans Oracle Manipulation & Price Manipulation $3.0M bsc Governance and Oracle Exploit / Malicious Proposal
156 DEUS Finance Flash Loan Attacks $17.9M fantom Flashloan Price Oracle Attack / Flash Loan Attack / Spot Price Manipulation
157 Rikkei Finance Access Control Attacks $1.1M bsc Oracle Issue / Improper Access Control
158 Elephant Money Flash Loan Attacks $22.2M bsc Flashloan Price Oracle Attack / Flash Loan Attack / Spot Price Manipulation
159 Inverse Finance Frontier Oracle Manipulation & Price Manipulation $15.6M ethereum Price Oracle Attack / Oracle Issue / Spot Price Manipulation
160 DEUS Finance Flash Loan Attacks $3.0M fantom Flash Loan Attack / Spot Price Manipulation
161 Float Protocol Oracle Manipulation & Price Manipulation $1.4M ethereum Oracle Issue / Spot Price Manipulation
162 Visor Finance Flash Loan Attacks $976K ethereum Flash Loan Attack / Spot Price Manipulation
163 Ploutoz Oracle Manipulation & Price Manipulation $365K bsc Spot Price Manipulation
164 Vesper Finance Oracle Manipulation & Price Manipulation $3.4M ethereum Oracle Manipulation / Spot Price Manipulation
165 CREAM Lending Flash Loan Attacks $130M ethereum Flashloan Price Oracle Attack / Spot Price Manipulation
166 Alpha Homora Oracle Manipulation & Price Manipulation $147K ethereum Spot Price Manipulation
167 Indexed Finance Flash Loan Attacks $16.0M ethereum Flashloan Price Oracle Attack / Spot Price Manipulation
168 Mirror Access Control Attacks $90.0M terra Outdated Oracle Exploit / Duplicate Call Exploit / Improper Access Control
169 Vee Finance Flash Loan Attacks $36.0M avalanche Flashloan Price Oracle Attack / Spot Price Manipulation
170 xToken Flash Loan Attacks $4.5M ethereum Flashloan Price Oracle Attack / Flash Loan Attack / Spot Price Manipulation
171 Dot Finance Oracle Manipulation & Price Manipulation $430K bsc Spot Price Manipulation
172 Zerogoki Oracle Manipulation & Price Manipulation $670K ethereum Oracle Misconfiguration
173 Impossible Finance Flash Loan Attacks $661K binance, bsc Flash Loan Attack / Spot Price Manipulation
174 Belt Finance Flash Loan Attacks $6.3M binance, bsc Flashloan Price Oracle Attack / Flash Loan Attack / Incorrect Share Accounting
175 Bunny Flash Loan Attacks $45.0M bsc Flashloan Price Oracle Attack / Spot Price Manipulation
176 Venus Oracle Manipulation & Price Manipulation $77.0M Oracle Issue
177 Venus Protocol Oracle Manipulation & Price Manipulation $100M bsc Spot Price Manipulation
178 xToken Flash Loan Attacks $24.0M ethereum Flashloan Price Oracle Attack / Flash Loan Attack / Spot Price Manipulation
179 Rari Capital Access Control Attacks $15.7M ethereum Price Oracle Attack / Flash Loan Attack / Arbitrary External Call
180 DEUS Finance Flash Loan Attacks $3.0M fantom Flashloan Price Oracle 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.