npm package report

Is postal-mime safe?

postal-mime (npm) has 1 known vulnerability, the worst rated HIGH. Upgrade to 4.0.8 or later to clear it. No malicious-package signal is recorded.

// reach

0 direct dependencies

none carry a known advisory

    2 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
    7.5
    high

    CVSS v3.1 base score out of 10

    epss
    not scored

    chance of exploitation in 30 days

    xyz score
    4.1
    medium

    CyberXYZ composite out of 10

    fig. 01 — GHSA-f2hq-32vh-53cc, the advisory selected below

    // 1 advisories

    GHSA-f2hq-32vh-53cc

    HIGHGitHub rating

    Decoding a header that holds a long run of joinable RFC 2047 base64 encoded words, such as =?utf-8?B?QUJD?= repeated tens of thousands of times in a Subject…

    Full advisory text at GitHub advisory.

    // cvss v3.1 vector

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

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

    CyberXYZ does not call a package safe in absolute terms. It records 1 known vulnerability for postal-mime (npm), the worst rated HIGH, and no malicious-package signal. Whether it is acceptable depends on the version you run.

    Does postal-mime have known vulnerabilities?

    Yes. CyberXYZ records 1 known vulnerability for postal-mime (npm), the worst rated HIGH. They are GHSA-f2hq-32vh-53cc.

    Which version of postal-mime should I use?

    4.0.8 or later clears every advisory recorded for postal-mime (npm). Check the release you pick before installing it.

    How do I check postal-mime before installing?

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


    Checked 2026-11-14 at 13:08 UTC. The most recent advisory here was published 2026-10-23. Updated continuously from NVD, GHSA, OSV and CNA feeds.

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