Security
Arbitrum-Based Ostium Hit by $18 Million Exploit, Exposing DeFi Oracle Risks
TokenPost·July 16, 2026·1 min read
An $18 million exploit hit an Arbitrum-based vault tied to Ostium, a RWA perpetuals protocol. Security firm Blockaid flagged suspicious activity involving a 'PriceUpkeep' forwarder and a pre-approved oracle report. The incident highlights lingering DeFi oracle and execution risks even as institutional adoption grows.
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