Audit Finds Curve DEX Smart Contracts Could Cut Gas Costs by Up to 45%

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A gas optimization audit of Curve DEX, a decentralized exchange with over $1.3 billion in total value locked, was conducted on September 23, 2026, by a senior DeFi security researcher. The review covered core smart contracts across Ethereum mainnet and Layer 2 networks including Optimism, Arbitrum, and zkSync. Auditors identified 25 findings across seven categories, with the most impactful issues stemming from redundant storage reads, inefficient loops, and suboptimal external call patterns. Applying all high- and medium-priority recommendations could reduce gas costs by 30–45% on the most expensive swap paths, saving users an estimated $0.12–$0.25 per $1,000 swap on Ethereum and $0.03–$0.07 on Layer 2s. The protocol received a gas-inefficiency risk score of 4 out of 10, indicating it is secure and functional but has meaningful room for cost improvement relative to competitors.

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ProgrammingDEV Community ·

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