Security Advisories · OpenZeppelin/openzeppelin-contracts · GitHub

Security Advisories

View information about security vulnerabilities from this repository's maintainers.

GovernorVotesQuorumFraction updates to quorum may affect past defeated proposals
GHSA-xrc4-737v-9q75 published Jul 28, 2022 by frangio

High
ERC165Checker unbounded gas consumption
GHSA-7grf-83vw-6f5x published Jul 28, 2022 by frangio

Moderate
SignatureChecker may revert on invalid EIP-1271 signers
GHSA-4g63-c64m-25w9 published Jul 20, 2022 by frangio

Moderate
ERC165Checker may revert instead of returning false
GHSA-qh9x-gcfh-pcrw published Jul 20, 2022 by frangio

High
GovernorCompatibilityBravo incorrect ABI encoding may lead to unexpected behavior
GHSA-m6w8-fq7v-ph4m published Jan 11, 2022 by frangio

Moderate
Initializer reentrancy may lead to double initialization
GHSA-9c22-pwxw-p6hx published Dec 14, 2021 by frangio

Low
ERC1155Supply vulnerability in OpenZeppelin Contracts
GHSA-wmpv-c2jp-j2xg published Nov 15, 2021 by frangio

Low
UUPSUpgradeable vulnerability in OpenZeppelin Contracts
GHSA-5vp3-v4hc-gx76 published Sep 14, 2021 by frangio

Critical
TimelockController vulnerability in OpenZeppelin Contracts
GHSA-fg47-3c2x-m2wr published Aug 26, 2021 by frangio

Critical