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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTdoNDMtZ3gyNC1wNTI5
Prototype pollution in json8
This affects the package json8 before 1.0.3. The function adds in the target object the property specified in the path, however it does not properly check the key being set, leading to a prototype pollution.
Permalink: https://github.com/advisories/GHSA-7h43-gx24-p529JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTdoNDMtZ3gyNC1wNTI5
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: about 3 years ago
Updated: over 1 year ago
CVSS Score: 9.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Identifiers: GHSA-7h43-gx24-p529, CVE-2020-7770
References:
- https://nvd.nist.gov/vuln/detail/CVE-2020-7770
- https://github.com/sonnyp/JSON8/commit/2e890261b66cbc54ae01d0c79c71b0fd18379e7e
- https://snyk.io/vuln/SNYK-JS-JSON8-1017116
- https://www.npmjs.com/package/json8
- https://github.com/advisories/GHSA-7h43-gx24-p529
Blast Radius: 17.0
Affected Packages
npm:json8
Dependent packages: 17Dependent repositories: 54
Downloads: 44,110 last month
Affected Version Ranges: < 1.0.3
Fixed in: 1.0.3
All affected versions: 0.1.0, 0.2.0, 0.3.0, 0.4.0, 0.5.0, 0.6.0, 0.7.0, 0.8.0, 0.8.1, 0.8.2, 0.9.0, 0.9.1, 0.9.2, 1.0.1, 1.0.2
All unaffected versions: 1.0.3, 1.0.5