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吴說獲悉,據 BlockSec Phalcon 監測,Arbitrum 鏈上的去中心化交易協議 Futureswap 合約數小時前遭遇攻擊,造成約 39.5 萬美元的損失。攻擊者通過多次執行 changePosition 操作耗盡資金,並提取了大量 USDC。由於該合約未開源,確切根源仍需進一步調查,但初步分析認為該事件可能與持倉更新期間意外的 stableBalance 會計變更有關,導致 USDC 在減倉或平倉時被錯誤釋放。目前安全公司嘗試聯繫項目方但暫未收到回覆。