cryptonist

Hacks

Crypto hacks on Avalanche

Data as of 3 October 2026

26 recorded incidents on Avalanche took $414.6M in total between 2021 and 2026. The largest was Atomic Wallet, $100.0M in 2023. That is 2% of all incidents in DefiLlama's record and 2% of the value lost. A multi-chain incident counts its full amount on each chain it touched, so chain totals overlap and together exceed the overall total. Amounts are the losses DefiLlama records, and its record does not say whether they are before or after any recovery. Data as of 3 October 2026.

By year, on Avalanche

  • 2021 $55.3M lost
    3 incidents
  • 2022 $21.6M lost
    6 incidents
  • 2023 $114.3M lost
    6 incidents
  • 2024 $5.7M lost
    3 incidents
  • 2025 $216.2M lost
    4 incidents
  • 2026 $1.6M lost
    4 incidents
Incidents per year on Avalanche, with value lost in millions of US dollars. Source: DefiLlama, retrieved 3 October 2026.

Incidents on Avalanche

Incidents on Avalanche. Newest first. Source: DefiLlama.
DateIncidentClass TechniqueChainsAmount
2026-07-26 ChainConnect Access Control Improper Access Control Ethereum, BSC, Avalanche, Polygon $650K
2026-04-27 ZetaChain Access Control Token Approval Abuse Ethereum, Base, Polygon, Arbitrum, Avalanche, BSC $334K
2026-04-19 Custom sAVAX Rebalancer Access Control Arbitrary External Call Avalanche $64K
2026-04-07 SquidMulticall Access Control Improper Access Control Arbitrum, BSC, Avalanche, Optimism, Base $517K
2025-09-23 Seedify Key Compromise Private Key Compromised BSC, Avalanche $1.2M
2025-08-14 BtcTurk Key Compromise Hot Wallet Key Compromised Ethereum, Avalanche, Arbitrum, Base, Optimism, Mantle, Polygon $48.0M
2025-06-18 Nobitex Social Engineering Malware Tron, Ethereum, BSC, Avalanche, Arbitrum, Polygon, Bitcoin $82.0M
2025-01-23 Phemex Key Compromise Hot Wallet Key Compromised Ethereum, Solana, XRPL, Bitcoin, BSC, Sui, Base, Tron, Arbitrum, Avalanche, Polygon, Optimism, zkSync Era $85.0M
2024-11-11 DeltaPrime Input Validation Missing Input Validation Arbitrum, Avalanche $4.8M
2024-10-31 1inch Swap Frontend & Infrastructure Supply Chain Attack Avalanche $723K
2024-04-23 Magpie Protocol Input Validation Missing Input Validation Ethereum, Polygon, BSC, Blast, Avalanche, Arbitrum, Optimism, Base, zkSync Era, Polygon zkEVM $129K
2023-10-13 Platypus Finance Oracle Manipulation Spot Price Manipulation Avalanche $2.2M
2023-10-07 Arena SocialFi Reentrancy Reentrancy Avalanche $3.0M
2023-07-12 Platypus Finance Protocol Logic Withdrawal Logic Flaw Avalanche $50K
2023-06-15 Hashflow Access Control Token Approval Abuse Ethereum, Arbitrum, Avalanche, BSC, Polygon $605K
2023-06-03 Atomic Wallet Frontend & Infrastructure Supply Chain Attack Ethereum, Tron, BSC, Bitcoin, Polkadot, Avalanche $100.0M
2023-02-16 Platypus Finance Protocol Logic Unknown Avalanche $8.5M
2022-12-24 Defrost Key Compromise Private Key Compromised Avalanche $12.0M
2022-12-13 ElasticSwap Oracle Manipulation Spot Price Manipulation Avalanche, Ethereum $850K
2022-12-10 MU&MUG Oracle Manipulation Spot Price Manipulation Avalanche $57K
2022-12-02 Overnight Finance Protocol Logic Unknown Avalanche $0
2022-09-06 Nereus Finance Oracle Manipulation Spot Price Manipulation Avalanche $371K
2022-05-13 Blizz Finance Oracle Manipulation Stale Oracle Price Avalanche $8.3M
2021-11-25 Snowdog Rugpull Liquidity Rug Avalanche $18.1M
2021-09-21 Vee Finance Oracle Manipulation Spot Price Manipulation Avalanche $34.0M
2021-09-12 Zabu Finance Protocol Logic Deposit Logic Flaw Avalanche $3.2M

Source: DefiLlama, retrieved 3 October 2026, under its open methodology. Figures are a dated snapshot, not a live feed.