Ostium Pauses Trading After Apparent Oracle Exploit Targets OLP Vault
Ostium, a decentralized perpetuals trading protocol on Arbitrum, has paused trading after blockchain security firms Blockaid and CertiK reported an exploit of its OLP liquidity vault involving its oracle system, causing estimated losses of $18 million to $22 million. The protocol has advised users to revoke contract approvals temporarily while investigating the incident. This attack reflects a broader trend of DeFi exploits targeting offchain infrastructure such as oracles, contributing to substantial losses in the sector and raising concerns about DeFi’s security and its readiness for institutional adoption.























