GHSA-qj3f-9gmq-fwv5

    Dashboard / Vulnerabilities / GHSA-qj3f-9gmq-fwv5

    GHSA-qj3f-9gmq-fwv5

    Published: 9 Apr 2019Last Modified: 8 Nov 2023
    Aliases:
    CVE-2019-9844

    Summary: Cross-Site Scripting in simple-markdown

    Details: Versions of `simple-markdown` prior to 0.4.4 are vulnerable to Cross-Site Scripting. Due to insufficient input sanitization the package may render output containing malicious JavaScript. This vulnerability can be exploited through input of links containing `data` or VBScript URIs and a base64-encoded payload. ## Recommendation Upgrade to version 0.4.4 or later.

    References: https://nvd.nist.gov/vuln/detail/CVE-2019-9844, https://github.com/Khan/simple-markdown/pull/63, https://github.com/Khan/simple-markdown, https://github.com/advisories/GHSA-qj3f-9gmq-fwv5, https://lists.fedoraproject.org/archives/list/[email protected]/message/JFLP3KJVSV5VWMNEBRXLGRVYFXOV5KOG, https://lists.fedoraproject.org/archives/list/[email protected]/message/KZG2I7VH7WLSEUQ77KYP5CRAVFT2RK2U, https://lists.fedoraproject.org/archives/list/[email protected]/message/O5EFW655O3BXZYAPB65XEREXB2DSNSOT, https://www.npmjs.com/advisories/815, https://www.npmjs.com/package/simple-markdown/v/0.4.4

    Affected packages

    Package

    Name: simple-markdown

    Purl: pkg:npm/simple-markdown

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -0.4.4

    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