npm package report

Is netmask safe?

netmask (npm) has 2 known vulnerabilities, the worst rated CRITICAL. Upgrade to 2.0.1 or later to clear all of them. No malicious-package signal is recorded.

// reach

0 direct dependencies

none carry a known advisory

    1 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
    9.1
    critical

    CVSS v3.1 base score out of 10

    epss
    15.0%
    high

    chance of exploitation in 30 days, 97th percentile of all CVEs

    xyz score
    5.3
    medium

    CyberXYZ composite out of 10

    fig. 01 — GHSA-4c7m-wxvm-r7gc, the advisory selected below

    // 2 advisories

    Improper input validation of octal strings in netmask npm package v1.0.6 and below allows unauthenticated remote attackers to perform indeterminate SSRF, RFI…

    Full advisory text at GitHub advisory or NVD.

    // cvss v3.1 vector

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

    Attack vector
    Network
    Attack complexity
    Low
    Privileges required
    None
    User interaction
    None
    Scope
    Unchanged
    Confidentiality
    High
    Integrity
    High
    Availability
    None
    // questions
    Is netmask safe to install?

    CyberXYZ does not call a package safe in absolute terms. It records 2 known vulnerabilities for netmask (npm), the worst rated CRITICAL, and no malicious-package signal. Whether it is acceptable depends on the version you run.

    Does netmask have known vulnerabilities?

    Yes. CyberXYZ records 2 known vulnerabilities for netmask (npm), the worst rated CRITICAL. They are GHSA-4c7m-wxvm-r7gc, GHSA-pch5-whg9-qr2r.

    Which version of netmask should I use?

    2.0.1 or later clears every advisory recorded for netmask (npm). Check the release you pick before installing it.

    How do I check netmask before installing?

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


    Checked 2026-11-14 at 06:02 UTC. The most recent advisory here was published 2021-04-14. Updated continuously from NVD, GHSA, OSV and CNA feeds.

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