CVE-2021-23406

    Dashboard / Vulnerabilities / CVE-2021-23406

    CVE-2021-23406

    Published: 24 Aug 2021Last Modified: 8 Jul 2026

    Summary:

    Details: This affects the package pac-resolver before 5.0.0. This can occur when used with untrusted input, due to unsafe PAC file handling. **NOTE:** The fix for this vulnerability is applied in the node-degenerator library, a dependency written by the same maintainer.

    References: https://github.com/TooTallNate/node-degenerator/commit/9d25bb67d957bc2e5425fea7bf7a58b3fc64ff9e, https://github.com/TooTallNate/node-degenerator/commit/ccc3445354135398b6eb1a04c7d27c13b833f2d5, https://github.com/TooTallNate/node-pac-resolver/releases/tag/5.0.0, https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1568506, https://snyk.io/vuln/SNYK-JS-PACRESOLVER-1564857

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -9d25bb67d957bc2e5425fea7bf7a58b3fc64ff9e

    Affected versions

    3.0.0

    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-2021-23406 | CVE-DB