GHSA-7h43-gx24-p529

    Dashboard / Vulnerabilities / GHSA-7h43-gx24-p529

    GHSA-7h43-gx24-p529

    Published: 10 May 2021Last Modified: 8 Jul 2026

    Summary: Prototype pollution in json8

    Details: 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.

    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

    Affected packages

    Package

    Name: json8

    Purl: pkg:npm/json8

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -1.0.3

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GHSA-7h43-gx24-p529 | CVE-DB