Loopscale, a Solana-based lending platform, lost $5.8M (12% of TVL) in a sophisticated hack targeting RateX-based collateral pricing.Vulnerabilities in collateral pricing mechanisms were exploited despite previous audits, leading Loopscale to temporarily pause key operations.Loopscale, formerly known as Bridgesplit, aimed to provide more stable lending through an order book model.The incident highlights the ongoing vulnerability of audited DeFi platforms, raising concerns about security standards.