Security· ★★★★· bearish·

Blockstream demands return of 602 BTC after Liquid network exploit

  • —The Liquid exploit occurred on September 6, 2026, via a 2018 code flaw in Elements
  • —The attacker minted about 4,000 fake LBTC and redeemed them for real BTC via SideSwap
  • —Some 3,400 BTC were returned; 602 BTC remain with the hacker
  • —Blockstream will require external audits of consensus changes and launch a bug bounty
Why it matters: The incident highlights bridge and reserve vulnerabilities and sets a new audit standard for L2 network upgrades.
#BTC
Source: Livecoins
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