Vulnerability · Published Sep 6, 2021 · Assigned by @huntrdev

CVE-2021-3766Prototype Pollution in vincit/objection.js

High 7.5

In plain English

A high-severity prototype pollution in vincit/objection.js from vincit. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 74% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.0)7.5High
Exploit odds (30 days)1.5%top 26.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

objection.js is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
npmobjection2.2.16GHSA-r659-8xfp-j327

Affected products (as reported)

VendorProductVersions
vincit vincit/objection.js unspecified – before 2.2.16

Weakness: CWE-1321 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References