CVE-2021-23509

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    CVE-2021-23509

    Published: 3 Nov 2021Last Modified: 29 Jul 2025

    Summary:

    Details: This affects the package json-ptr before 3.0.0. A type confusion vulnerability can lead to a bypass of CVE-2020-7766 when the user-provided keys used in the pointer parameter are arrays.

    References: https://github.com/flitbit/json-ptr%23security-vulnerabilities-resolved, https://github.com/flitbit/json-ptr/commit/5dc458fbad1c382a2e3ca6d62e66ede3d92849ca, https://github.com/flitbit/json-ptr/pull/42, https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1767165, https://snyk.io/vuln/SNYK-JS-JSONPTR-1577291

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -5dc458fbad1c382a2e3ca6d62e66ede3d92849ca

    Affected versions

    0.2.0
    0.2.1

    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
    CVE-2021-23509 | CVE-DB