Blog
Smart contract security insights, exploit analyses, and audit best practices.
Top 10 Smart Contract Vulnerabilities in 2026 (With Real Exploit Examples)
The ten most exploited vulnerability classes — with real-world exploits, vulnerable code patterns, and fixes. From reentrancy to upgrade bugs.
Read article →Case Study: ERC-20 Token Audit — Deliberate Honeypot with Six Critical Vulnerabilities on Ethereum
HyperAudit audited an Ethereum ERC-20 token and found 43 findings including 6 critical — a textbook honeypot that blocks sells, bypasses allowances, and drains ETH to the deployer.
Read article →Case Study: DeFi Protocol Audit — Integer Truncation Allows Catastrophic Fee Overclaim on Ethereum
HyperAudit audited an Ethereum DeFi protocol with NFT fee distribution and found 24 findings including 1 critical integer truncation that can drain all ETH, plus flash-loan and reentrancy vectors.
Read article →Case Study: ERC-20 Token Audit — Three Critical Honeypot and Backdoor Mechanisms on Ethereum
HyperAudit audited an Ethereum ERC-20 token and found 23 findings including 3 critical — a honeypot that blocks all sells, an allowance bypass backdoor, and owner ETH drain functions.
Read article →Case Study: ERC-20 + NFT Hybrid Token Audit — Infinite Recursive Loop and Unbounded Gas Attacks on Ethereum
HyperAudit audited an Ethereum ERC-20 and NFT hybrid token and found 17 findings including 2 critical — a recursive loop that can brick all transfers and a double-charge bug that burns tokens twice.
Read article →Case Study: ERC-20 Token Audit — Four Critical Vulnerabilities Including Honeypot and Rug Pull on Ethereum
HyperAudit audited an Ethereum ERC-20 token and found 19 findings including 4 critical — a honeypot that blocks sells, an allowance bypass for the dev wallet, and LP tokens sent directly to the owner.
Read article →Case Study: ERC-20 Tax Token Audit — Owner Rug Pull and Asymmetric Honeypot Conditions on Ethereum
HyperAudit audited an Ethereum ERC-20 tax token and found 20 findings including 1 critical rug pull vector and high-severity asymmetric tax conditions that trap holders.
Read article →Case Study: BSC Cross-Chain OFT Token Audit — Broken Bridge Logic and Uncapped Mint Authority
HyperAudit's audit of a BSC LayerZero OFT token found 13 findings including 1 critical — a msg.sender error that silently breaks cross-chain minting and can allow the supply cap to be bypassed entirely.
Read article →Case Study: Arbitrum DeFi Lending Vault Audit — Reentrancy Risk and Deposit Redirection Vulnerability
HyperAudit's audit of an Arbitrum lending vault protocol found 21 findings including 4 high — a reentrancy vector in the token approval callback and a flaw allowing deposits to be silently redirected to an attacker's address.
Read article →Case Study: ERC-20 Token Audit — Sell-Blocking Honeypot and Allowance Bypass on Ethereum
HyperAudit audited an Ethereum ERC-20 token and found 19 findings including 2 critical — a manipulated balance function that blocks all sells from the Uniswap pair and an allowance bypass backdoor.
Read article →Case Study: ERC-20 Tax Token Audit — 100% Configurable Fees and Permanent Trading Freeze Risk on Ethereum
HyperAudit audited an Ethereum ERC-20 tax token and found 20 findings including 3 high — fees can be raised to 100%, fee wallet can be swapped instantly, and the owner holds a permanent trading freeze switch.
Read article →Case Study: ERC-20 Token Audit — Unprotected Liquidity Pool Setup and Misleading Burn Events on Base
HyperAudit's audit of a Base ERC-20 token with a liquidity pool uncovered 14 findings including 1 critical — anyone can call the pool creation function before the team does, setting a manipulated price from day one.
Read article →Case Study: Arbitrum Yield Vault Token Audit — Forced Burns and Role Initialization Bypass
HyperAudit's audit of an Arbitrum governance and yield token found 9 findings including 3 high — a privileged role that can burn any holder's tokens without consent, and an initialization flag that can be bypassed to grant new roles post-setup.
Read article →Case Study: ERC-20 Token Audit — Arbitrary Blacklisting, Rug Pull, and 70% Hidden Transfer Tax on Ethereum
HyperAudit audited an Ethereum ERC-20 blacklist token and found 19 findings including 3 critical — owner can blacklist any address including the Uniswap pair, extract all liquidity, and apply a hidden 70% tax.
Read article →Case Study: ERC-20 Token Audit — Unrestricted Minting and Single-Step Ownership on Base
HyperAudit's audit of a Base ERC-20 minting token found 8 findings including 1 critical — the deployer can mint unlimited tokens at any time with no cap, creating direct inflation risk for all holders.
Read article →Case Study: BSC Governance Token Audit — 100% Tax Enabled and Unlimited Mint Authority
HyperAudit's audit of a BSC ERC-20 governance token found 14 findings including 4 high — a single admin address controls all parameters, can set a 100% transaction tax, and mint unlimited tokens with no supply cap.
Read article →Case Study: ERC-20 Token Audit — Honeypot Transfer Lock and Role Collision in Factory-Deployed Token on Base
HyperAudit's audit of a Base factory-deployed token found 18 findings including 1 critical — the deployer can unilaterally freeze all token transfers, creating a textbook honeypot that traps buyer funds.
Read article →Case Study: ERC-20 DeFi Protocol Audit — Structural Concerns Only, No Critical or High Findings on Base
HyperAudit's audit of a Base factory-deployed DeFi token found 20 findings with zero critical or high severity — one of only two contracts in this dataset to pass without any high-risk vulnerabilities.
Read article →Case Study: AI Platform Token Audit — Irrevocable Permit2 Allowance and Missing Safeguards on Base
HyperAudit's audit of a Base factory-deployed AI platform token found 16 findings including 1 high — a hardcoded infinite Permit2 approval that cannot be revoked, exposing the contract to systemic cross-chain risk.
Read article →Case Study: Developer Tool Token Audit — Well-Structured Contract with Minor Gaps on Base
HyperAudit's audit of a Base ERC-20 developer tool token found 15 findings with zero critical or high severity — one of only two contracts in this dataset to pass without any high-risk vulnerabilities.
Read article →Case Study: Arbitrum Yield Tokenization Protocol Audit — Unprotected Initializer with Low Overall Risk
HyperAudit's audit of an Arbitrum yield tokenization protocol found 9 findings — only 1 high (an unprotected initializer) with the remainder low or informational. A well-structured protocol with strong code quality.
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