Critical

json-pointer vulnerable to Prototype Pollution

  • Disclosed: 26.12.2022
  • Updated: 11.10.2026 10:22

A vulnerability, which was classified as critical, has been found in json-pointer up to 0.6.1. Affected by this issue is the function set of the file index.js. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The attack may be launched remotely. Upgrading to version 0.6.2 is able to address this issue. The patch is identified as 859c9984b6c407fc2d5a0a7e47c7274daa681941. It is recommended to upgrade the affected component. VDB-216794 is the identifier assigned to this vulnerability.

Affected software

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PlatformPackageVulnerable versionsFixed in
npm package json-pointer < 0.6.2 0.6.2

References

CVSS score 9.8/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-1321
Platform
npm
Package
json-pointer
Disclosed
26.12.2022
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-6xrf-q977-5vgc - CC BY 4.0

Vulnerability history: json-pointer

All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
3
First → latest
05.2021 12.2022
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 1
  • Medium 2

Disclosures per year

  1. 2021: 2
  2. 2022: 1
  3. 2023: 0
  4. 2024: 0
  5. 2025: 0
  6. 2026: 0
  1. json-pointer vulnerable to Prototype Pollution this entry
    Critical · 9.8 CVE-2022-4742 < 0.6.2 0.6.2
  2. Medium · 5.6 CVE-2021-23820 < 0.6.2 0.6.2
  3. Medium · 6.0 CVE-2020-7709 < 0.6.1 0.6.1

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