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openzeppelin contracts vulnerabilities and exploits
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5.3
CVSSv3
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...
Openzeppelin Contracts
Openzeppelin Contracts Upgradeable
7.5
CVSSv3
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/contracts@4.9.4` and `@openzeppelin/contracts-upgradeable@4.9.4...
Openzeppelin Contracts Upgradeable 4.9.4
Openzeppelin Contracts 4.9.4
7.5
CVSSv3
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 ...
Openzeppelin Contracts
7.5
CVSSv3
CVE-2022-31172
OpenZeppelin Contracts is a library for smart contract development. Versions 4.1.0 until 4.7.1 are vulnerable to the SignatureChecker reverting. `SignatureChecker.isValidSignatureNow` is not expected to revert. However, an incorrect assumption about Solidity 0.8's `abi.decod...
Openzeppelin Contracts
9.8
CVSSv3
CVE-2021-39167
OpenZepplin is a library for smart contract development. In affected versions a vulnerability in TimelockController allowed an actor with the executor role to escalate privileges. Further details about the vulnerability will be disclosed at a later date. As a workaround revoke th...
Openzeppelin Contracts
9.8
CVSSv3
CVE-2021-39168
OpenZepplin is a library for smart contract development. In affected versions a vulnerability in TimelockController allowed an actor with the executor role to escalate privileges. Further details about the vulnerability will be disclosed at a later date. As a workaround revoke th...
Openzeppelin Contracts
9.8
CVSSv3
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` ...
Openzeppelin Contracts
5.3
CVSSv3
CVE-2023-23940
OpenZeppelin Contracts for Cairo is a library for secure smart contract development written in Cairo for StarkNet, a decentralized ZK Rollup. `is_valid_eth_signature` is missing a call to `finalize_keccak` after calling `verify_eth_signature`. As a result, any contract using `is_...
Openzeppelin Contracts
6.5
CVSSv3
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...
Openzeppelin Contracts 0.2.0
NA
CVE-2024-27094
OpenZeppelin Contracts is a library for secure smart contract development. The `Base64.encode` function encodes a `bytes` input by iterating over it in chunks of 3 bytes. When this input is not a multiple of 3, the last iteration may read parts of the memory that are beyond the i...
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-23692
CVE-2012-1823
memory leak
CVE-2024-0627
CVE-2024-31402
privilege escalation
CVE-2024-36418
remote code execution
CVE-2024-27844
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