Improper Initialization Affecting @openzeppelin/contracts-upgradeable package, versions >=4.1.0 <4.3.2


0.0
critical

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Availability High

    Threat Intelligence

    EPSS 0.3% (70th percentile)
Expand this section
NVD
9.8 critical

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  • Snyk ID SNYK-JS-OPENZEPPELINCONTRACTSUPGRADEABLE-1920947
  • published 15 Nov 2021
  • disclosed 15 Nov 2021
  • credit Unknown

How to fix?

Upgrade @openzeppelin/contracts-upgradeable to version 4.3.2 or higher.

Overview

@openzeppelin/contracts-upgradeable is a Secure Smart Contract library for Solidity.

Affected versions of this package are vulnerable to Improper Initialization via uninitialized implementation contracts using UUPSUpgradeable.