npm package report

Is showdown safe?

showdown (npm) has 4 known vulnerabilities, the worst rated MODERATE. No single fixed version is recorded that clears every advisory, so check each one below. No malicious-package signal is recorded.

// reach

0 direct dependencies

none carry a known advisory

    17 packages depend on it

    an advisory here reaches each of them

    Create a free accountfor every dependency path, dependent and what to upgrade
    // ai model usage

    Tracked for PyPI packages. HuggingFace models declare Python dependencies, so npm packages are not covered.


    cvss
    6.1
    medium

    CVSS v3.1 base score out of 10

    epss
    0.34%
    low

    chance of exploitation in 30 days, 28th percentile of all CVEs

    xyz score
    not scored

    CyberXYZ composite out of 10

    fig. 01 — GHSA-22g5-r2x5-97cx, the advisory selected below

    // 4 advisories

    showdown contains a stored cross-site scripting vulnerability in the parseHeaders function of src/subParsers/makehtml/tables.js that fails to properly escape…

    Full advisory text at GitHub advisory or NVD.

    // cvss v3.1 vector

    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

    Attack vector
    Network
    Attack complexity
    Low
    Privileges required
    None
    User interaction
    Required
    Scope
    Changed
    Confidentiality
    Low
    Integrity
    Low
    Availability
    None
    // questions
    Is showdown safe to install?

    CyberXYZ does not call a package safe in absolute terms. It records 4 known vulnerabilities for showdown (npm), the worst rated MODERATE, and no malicious-package signal. Whether it is acceptable depends on the version you run.

    Does showdown have known vulnerabilities?

    Yes. CyberXYZ records 4 known vulnerabilities for showdown (npm), the worst rated MODERATE. They are GHSA-22g5-r2x5-97cx, GHSA-cr32-g25g-vxjj, GHSA-rmmh-p597-ppvv, GHSA-h6mq-3cj6-h738.

    How do I check showdown before installing?

    Search showdown in CyberXYZ Check at https://cyberxyz.io/check?q=showdown. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.


    Checked 2026-11-14 at 12:49 UTC. The most recent advisory here was published 2026-07-07. Updated continuously from NVD, GHSA, OSV and CNA feeds.

    Think a verdict here is wrong? Tell us — we respond within 2 business days.