Harmony Protocol confirms abnormal issuance of ONE, fixes vulnerability and prepares to roll back network

Harmony Protocol confirms that an abnormal issuance of ONE occurred on August 12th, where attackers exploited a cross shard receipt duplicate verification vulnerability to mint tokens. The survey shows that the first round will issue 4 billion ONE, and the latest on chain restructuring shows a cumulative issuance of about 3.01 trillion ONE. The Harmony Protocol has fixed the vulnerability and deployed Mainnet v2026.1.1 version on August 12th at 14:30 (UTC+8). The bridging service has been suspended, and Harmony Protocol is coordinating to freeze funds and prepare to roll back the network to block 92730034.