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    CVE-2020-4048

    In affected versions of WordPress, due to an issue in wp_validate_redirect() and URL sanitization, an arbitrary external link can be crafted leading to unintended/open redirect when clicked. This has been patched in version 5.4.2, along with all the previously affected versions via a minor release (5.3.4, 5.2.7, 5.1.6, 5.0.10, 4.9.15, 4.8.14, 4.7.18, 4.6.19, 4.5.22, 4.4.23, 4.3.24, 4.2.28, 4.1.31, 4.0.31, 3.9.32, 3.8.34, 3.7.34).

    Published:Jun 12, 2020
    Last Modified:Nov 21, 2024
    EPS:Jun 12, 2020
    EPSS Score:0.02649
    CVSS Score:5.7

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Wordpress
    Product
    Wordpress

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-178 Cross-Site Flashing

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    References

    https://github.com/WordPress/wordpress-develop/commit/6ef777e9a022bee2a80fa671118e7e2657e52693
    https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-q6pw-gvf4-5fj5
    https://lists.debian.org/debian-lts-announce/2020/07/msg00000.html
    https://lists.debian.org/debian-lts-announce/2020/09/msg00011.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/773N2ZV7QEMBGKH6FBKI6Q5S3YJMW357/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODNHXVJS25YVWYQHOCICXTLIN5UYJFDN/
    https://wordpress.org/news/2020/06/wordpress-5-4-2-security-and-maintenance-release/
    https://www.debian.org/security/2020/dsa-4709
    https://github.com/WordPress/wordpress-develop/commit/6ef777e9a022bee2a80fa671118e7e2657e52693
    https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-q6pw-gvf4-5fj5
    https://lists.debian.org/debian-lts-announce/2020/07/msg00000.html
    https://lists.debian.org/debian-lts-announce/2020/09/msg00011.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/773N2ZV7QEMBGKH6FBKI6Q5S3YJMW357/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODNHXVJS25YVWYQHOCICXTLIN5UYJFDN/
    https://wordpress.org/news/2020/06/wordpress-5-4-2-security-and-maintenance-release/
    https://www.debian.org/security/2020/dsa-4709

    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