UBUNTU-CVE-2018-20149

    Dashboard / Vulnerabilities / UBUNTU-CVE-2018-20149

    UBUNTU-CVE-2018-20149

    Published: 14 Dec 2018Last Modified: 24 Oct 2025
    Upstream:
    CVE-2018-20149

    Summary:

    Details: In WordPress before 4.9.9 and 5.x before 5.0.1, when the Apache HTTP Server is used, authors could upload crafted files that bypass intended MIME type restrictions, leading to XSS, as demonstrated by a .jpg file without JPEG data.

    References: https://ubuntu.com/security/CVE-2018-20149, https://wordpress.org/news/2018/12/wordpress-5-0-1-security-release/, https://github.com/WordPress/WordPress/commit/246a70bdbfac3bd45ff71c7941deef1bb206b19a, https://www.cve.org/CVERecord?id=CVE-2018-20149

    Affected packages

    Package

    Name: wordpress

    Purl: pkg:deb/ubuntu/[email protected]+dfsg-1ubuntu1?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    4.3+dfsg-1

    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