GHSA-66ww-999q-mffq

    Dashboard / Vulnerabilities / GHSA-66ww-999q-mffq

    GHSA-66ww-999q-mffq

    Published: 18 Mar 2022Last Modified: 8 Jul 2026

    Summary: Arbitrary code execution in post-loader

    Details: post-loader is webpack loader for blog posts written in Markdown. The package post-loader from 0.0.0 is vulnerable to Arbitrary Code Execution which uses a markdown parser in an unsafe way so that any javascript code inside the markdown input files gets evaluated and executed. At this time, there is no known workaround or patch available.

    References: https://nvd.nist.gov/vuln/detail/CVE-2022-0748, https://github.com/egoist/post-loader, https://snyk.io/vuln/SNYK-JS-POSTLOADER-2403737

    Affected packages

    Package

    Name: post-loader

    Purl: pkg:npm/post-loader

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0.0.0
    Fixed -None

    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-66ww-999q-mffq | CVE-DB