Coldcard Wallet Flaw Tied to $88.6 Million in Alleged Bitcoin Theft

AI Market Summary
Reported losses tied to a Coldcard hardware wallet vulnerability have reached $88.6M, with four attack waves alleged: 1,158.81 BTC from 2,673 victims across the first two waves, 207.73 BTC from 293 monitored P2WSH vaults in the third, and an unconfirmed fourth potentially involving 388.93 BTC from 462 victims. The incident raises near-term security and custody risk concerns, potentially weighing on crypto risk appetite.
Impact level
● Medium
Affected assets
BTC/USDT-0.88%
AI Insight · BTC/USDTAI Insight
▼ Bearish
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Losses linked to a vulnerability affecting Coldcard hardware wallets have climbed to $88.6 million as of Aug. 3, according to Onchain Lens, Huoxing Finance reported. Onchain Lens says the activity has unfolded across four waves. In the first and second waves, attackers allegedly took 1,158.81 BTC from 2,673 victims. The third wave involved 207.73 BTC siphoned from 293 monitored P2WSH vaults. A fourth wave remains unconfirmed but may include another 388.93 BTC from 462 victims.