GHSA-6vfc-qv3f-vr6c

    Dashboard / Vulnerabilities / GHSA-6vfc-qv3f-vr6c

    GHSA-6vfc-qv3f-vr6c

    Published: 12 Jan 2022Last Modified: 8 Nov 2023

    Summary: Uncontrolled Resource Consumption in markdown-it

    Details: ### Impact Special patterns with length > 50K chars can slow down parser significantly. ```js const md = require('markdown-it')(); md.render(`x ${' '.repeat(150000)} x \nx`); ``` ### Patches Upgrade to v12.3.2+ ### Workarounds No. ### References Fix + test sample: https://github.com/markdown-it/markdown-it/commit/ffc49ab46b5b751cd2be0aabb146f2ef84986101

    References: https://github.com/markdown-it/markdown-it/security/advisories/GHSA-6vfc-qv3f-vr6c, https://nvd.nist.gov/vuln/detail/CVE-2022-21670, https://github.com/markdown-it/markdown-it/commit/ffc49ab46b5b751cd2be0aabb146f2ef84986101, https://github.com/markdown-it/markdown-it

    Affected packages

    Package

    Name: markdown-it

    Purl: pkg:npm/markdown-it

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -12.3.2

    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-6vfc-qv3f-vr6c | CVE-DB