GHSA-4g77-cvgw-grvw

Source

https://github.com/advisories/GHSA-4g77-cvgw-grvw

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/02/GHSA-4g77-cvgw-grvw/GHSA-4g77-cvgw-grvw.json

JSON Data

https://api.osv.dev/v1/vulns/GHSA-4g77-cvgw-grvw

Aliases

CVE-2021-23470
SNYK-JS-PUTILMERGE-2391487

Published

2022-02-05T00:00:31Z

Modified

2026-07-08T06:49:37Z

Severity

8.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H CVSS Calculator

Summary

Prototype Pollution in putil-merge

Details

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

Database specific

{
    "cwe_ids":  [
        "CWE-1321"
    ],
    "github_reviewed":  true,
    "github_reviewed_at":  "2022-02-07T17:15:36Z",
    "nvd_published_at":  "2022-02-04T20:15:00Z",
    "severity":  "HIGH"
}

References

Affected packages

npm / putil-merge

Package

Name: putil-merge; View open source insights on deps.dev
Purl: pkg:npm/putil-merge

Affected ranges

Type: SEMVER
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

3.8.0

Database specific

source

"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/02/GHSA-4g77-cvgw-grvw/GHSA-4g77-cvgw-grvw.json"