521 matches found
CVE-2026-73645
OpenZeppelin Confidential Contracts is an experimental library for developing applications on the Zama fhEVM. Prior to 0.3.1, the ERC7984 contract tracked confidential total supply with an euint64 value, and an overflowing internal mint operation could fail silently. The wrap and onTransferReceiv...
CVE-2026-73645
OpenZeppelin Confidential Contracts ERC7984 wrapper contains a defect prior to 0.3.1 where an overflowing internal _mint on the ERC7984ERC20Wrapper could silently fail. The wrap and onTransferReceived paths did not handle this failure, allowing a user to transfer the underlying token without rece...
Malicious code in @openzeppelin-5/contracts (npm)
@openzeppelin-5/contracts is a malicious npm package published by npm account mssjeep843 that impersonates OpenZeppelin's @openzeppelin/contracts the v5 line via the look-alike scope @openzeppelin-5, falsely describing itself as a "compatibility distribution". It ships no Solidity contracts — onl...
CVE-2026-48054
OpenZeppelin Contracts Wizardis a web application to interactively build a contract out of components from OpenZeppelin Contracts. Versions prior to 0.10.9 generate a Hardhat test file test/test.ts by interpolating user-supplied opts.name ERC20/ERC721 and opts.uri ERC1155 directly into TypeScript...
CVE-2026-48054
OpenZeppelin Contracts Wizard prior to version 0.10.9 is affected by a code injection vulnerability in generated Hardhat/Foundry tests. The root cause is interpolation of user-supplied opts.name and opts.uri directly into TypeScript test files (zip-hardhat.ts:48 and :50) without escaping, enablin...
CVE-2026-48054 OpenZeppelin Contracts Wizard has Code Injection in Generated Hardhat and Foundry Tests via Unsanitized opts.name / opts.uri
OpenZeppelin Contracts Wizardis a web application to interactively build a contract out of components from OpenZeppelin Contracts. Versions prior to 0.10.9 generate a Hardhat test file test/test.ts by interpolating user-supplied opts.name ERC20/ERC721 and opts.uri ERC1155 directly into TypeScript...
PYSEC-2026-890 OpenZeppelin Contracts for Cairo account cannot process transactions on Goerli
Impact This vulnerability affects all accounts vanilla and ethereum flavors in the v0.2.0 release of OpenZeppelin Contracts for Cairo, which are not whitelisted on StarkNet mainnet, so only goerli deployments of v0.2.0 accounts are affected. This faulty behavior is not observed in StarkNet's...
GHSA-4X76-22X2-RX8V OpenZeppelin Contracts Wizard has Code Injection in Generated Hardhat and Foundry Tests via Unsanitized opts.name / opts.uri
Summary The OpenZeppelin Contracts Wizard generated Hardhat test/test.ts and Foundry test/.t.sol example test files that interpolated user-supplied strings opts.name, opts.uri into the test source without escaping. A crafted input could produce a generated test file in which the input string brok...
PT-2026-48690
Name of the Vulnerable Software and Affected Versions @openzeppelin/wizard versions prior to 0.10.9 Description The OpenZeppelin Contracts Wizard generates example test files for Hardhat test/test.ts and Foundry test/.t.sol that interpolate user-supplied strings opts.name and opts.uri into the te...
CVE-2023-49798
OpenZeppelin Contracts is a library for smart contract development. A merge issue when porting the 5.0.1 patch to the 4.9 branch caused a line duplication. In the version of Multicall.sol released in @openzeppelin/[email protected] and @openzeppelin/[email protected], all subcalls are...
CVE-2022-31153
OpenZeppelin Contracts for Cairo is a library for contract development written in Cairo for StarkNet, a decentralized ZK Rollup. Version 0.2.0 is vulnerable to an error that renders account contracts unusable on live networks. This issue affects all accounts vanilla and ethereum flavors in the...
CVE-2022-35915
OpenZeppelin Contracts is a library for secure smart contract development. The target contract of an EIP-165 supportsInterface query can cause unbounded gas consumption by returning a lot of data, while it is generally assumed that this operation has a bounded cost. The issue has been fixed in...
CVE-2022-35916
OpenZeppelin Contracts is a library for secure smart contract development. Contracts using the cross chain utilities for Arbitrum L2, CrossChainEnabledArbitrumL2 or LibArbitrumL2, will classify direct interactions of externally owned accounts EOAs as cross chain calls, even though they are not...
CVE-2021-41264
OpenZeppelin Contracts is a library for smart contract development. In affected versions upgradeable contracts using UUPSUpgradeable may be vulnerable to an attack affecting uninitialized implementation contracts. A fix is included in version 4.3.2 of @openzeppelin/contracts and...
CVE-2022-31170
OpenZeppelin Contracts is a library for smart contract development. Versions 4.0.0 until 4.7.1 are vulnerable to ERC165Checker reverting instead of returning false. ERC165Checker.supportsInterface is designed to always successfully return a boolean, and under no circumstance revert. However, an...
CVE-2022-31198
OpenZeppelin Contracts is a library for secure smart contract development. This issue concerns instances of Governor that use the module GovernorVotesQuorumFraction, a mechanism that determines quorum requirements as a percentage of the voting token's total supply. In affected instances, when a...
CVE-2022-35961
OpenZeppelin Contracts is a library for secure smart contract development. The functions ECDSA.recover and ECDSA.tryRecover are vulnerable to a kind of signature malleability due to accepting EIP-2098 compact signatures in addition to the traditional 65 byte signature format. This is only an issu...
Malicious Package
Overview solhint-plugin-openzeppelin is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this...
