Security
Ostium Loses $18M in Oracle Exploit as DeFi Attack Wave Continues
CoinCentral·July 15, 2026·1 min read
Ostium lost about $18M in USDC from its liquidity vault in an oracle exploit. The attacker used future-dated oracle reports to fake trading profits. Ostium paused all trading while investigating. Blockaid linked the attack to Ostium’s PriceUpKeep forwarder system. The exploit follows a wider wave of oracle attacks across DeFi.
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