CVE-2021-41264 is a critical vulnerability affecting OpenZeppelin Contracts, a library for smart contract development. Specifically, upgradeable contracts utilizing UUPSUpgradeable may be susceptible to an attack if their implementation contracts are left uninitialized. This vulnerability carries a CVSS score of 9.8 (Critical), indicating a severe risk with a network attack vector, low attack complexity, and high potential for confidentiality, integrity, and availability impacts. While no active exploitation, public exploit code, or significant community discussion has been observed, users are advised to upgrade to version 4.3.2 or initialize implementation contracts as a mitigation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.1.0, < 4.3.2CPE matchmatch criteria | cpe:2.3:a:openzeppelin:contracts:*:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.