GitHub Advisoryadvisory · npm

GHSA-4g77-cvgw-grvw Prototype Pollution in putil-merge

HIGH Published 2022-02-05 Modified 2022-02-11 Official page ↗
Aliases
CVE-2021-23470
Ecosystem
npm
Packages
putil-merge
Severity
High
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Weaknesses
CWE-1321
Reviewed
2022-02-07

Affected packages

• npm putil-merge: < 3.8.0 → fixed in 3.8.0

Description

This affects the package putil-merge before 3.8.0. The merge() function does not check the values passed into the argument. An attacker can supply a malicious value by adjusting the value to include the constructor property. Note: This vulnerability derives from an incomplete fix in https://security.snyk.io/vuln/SNYK-JS-PUTILMERGE-1317077

Related

Alias · CVE (1)

  • CVE-2021-23470 This affects the package putil-merge before 3.8.0. vulnerability

Weakness · CWE (1)

  • CWE-1321 Improperly Controlled Modification of Object Prototype Attributes weakness

References