KiloEx DEX $7.5 Million Security Breach: Analysis and Mitigation Strategies for Similar Platforms

The recent KiloEx decentralized exchange (DEX) exploit represents a significant security incident in the decentralized finance ecosystem, highlighting the ongoing vulnerabilities that plague even backed and established platforms. This security breach, which resulted in the theft of $7.5 million through price oracle manipulation, offers critical lessons for similar companies operating in the DeFi space.

The KiloEx Security Breach: Timeline and Technical Details

On April 14, 2025, KiloEx, a decentralized perpetuals trading platform, fell victim to a sophisticated cross-chain attack that targeted multiple blockchain networks simultaneously. The security breach was first detected by blockchain security platform Cyvers Alerts at 7:30 PM UTC, with the exchange officially confirming the incident the following day. The attack resulted in the theft of approximately $7.5 million distributed across multiple blockchains: $3.3 million from Base, $3.1 million from opBNB, and $1 million from the BNB Chain (BSC).