Web3 Hacks & DeFi Exploit Intelligence
- $104B+Lost
- 3836Incidents
- 124Chains
- 16Classes
| # | Project | Date | Amount Lost | Chain | Technique | Links |
|---|---|---|---|---|---|---|
| 631 | CUT token Flash Loan Attacks | $1.4M | — | Flash Loan Attack | ||
| 632 | Indodax Access Control Attacks | $25.2M | ethereum, optimism… | Access Control Exploit / Key Leaked via Infrastructure | ||
| 633 | Truflation Access Control Attacks | $5.0M | — | Access Control | ||
| 634 | Penpie Reentrancy | $27.0M | ethereum | Reentrancy | ||
| 635 | Pythia Reentrancy | $53K | ethereum | Reentrancy | ||
| 636 | Aave Access Control Attacks | $56K | ethereum | Arbitrary External Call | ||
| 637 | Phishing Phishing Attacks | $55.0M | — | Phishing | ||
| 638 | Zenterest Oracle Manipulation & Price Manipulation | $21K | ethereum | Stale Oracle Price | ||
| 639 | Vowcurrency Access Control Attacks | $1.2M | ethereum | Improper Access Control | ||
| 640 | Vow Other | $1.2M | — | Other | ||
| 641 | iVest Unknown | — | bsc | Unknown | ||
| 642 | PolyNetwork Reentrancy | $5.0M | polynetwork | Reentrancy / Unknown | ||
| 643 | Nexera Access Control Attacks | $1.8M | ethereum | Ownership Override Attack / Access Control / Malware | ||
| 644 | Ronin Access Control Attacks | $12.0M | — | Access Control | ||
| 645 | Ronin Bridge Access Control Attacks | $12.0M | ethereum | MEV bot manipulation exploit / Uninitialized Proxy | ||
| 646 | Convergence Missing Input Validation / Other | $210K | ethereum | Missing Input Validation / Other | ||
| 647 | Terra Other | $6.5M | — | Other | ||
| 648 | Monoswap Access Control Attacks | $1.3M | blast | Private Key Compromised (Malware) / Malware | ||
| 649 | Terra 2.0 Reentrancy | $6.4M | terra2 | IBC hooks exploit / Reentrancy | ||
| 650 | Solrise Finance Access Control Attacks | $6.7M | casper | Improper Access Control | ||
| 651 | Karastar Access Control Attacks | $69K | — | Access Control | ||
| 652 | Spectra Finance Access Control Attacks | $73K | ethereum | Arbitrary External Call | ||
| 653 | MonoSwap Access Control Attacks | $1.3M | — | Access Control | ||
| 654 | dYdX V3 DNS Hijack | $31K | ethereum | DNS Hijack | ||
| 655 | DeltaPrime Access Control Attacks | $1.0M | arbitrum | Ownership Takeover | ||
| 656 | ETHTrustFund Transferred Treasury to Mixers / Treasury Misappropriation | $2.1M | base | Transferred Treasury to Mixers / Treasury Misappropriation | ||
| 657 | UtopiaSphere Oracle Manipulation & Price Manipulation | $521K | bsc | Spot Price Manipulation | ||
| 658 | Rho Markets Oracle Manipulation & Price Manipulation | $7.6M | scroll | Price Oracle Manipulation / Oracle Issue / Spot Price Manipulation | ||
| 659 | WazirX: India Access Control Attacks | $235M | ethereum | Safe Multisig wallet Phishing Exploit / Access Control / Signer Phishing | ||
| 660 | ETHTrustFund Rugpull | $2.2M | — | Rugpull |
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.