UBUNTU-CVE-2023-43770

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    UBUNTU-CVE-2023-43770

    Published: 22 Sept 2023Last Modified: 4 Feb 2026
    Upstream:
    CVE-2023-43770
    Aliases:
    USN-6654-1

    Summary:

    Details: Roundcube before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3 allows XSS via text/plain e-mail messages with crafted links because of program/lib/Roundcube/rcube_string_replacer.php behavior.

    References: https://ubuntu.com/security/CVE-2023-43770, https://roundcube.net/news/2023/09/15/security-update-1.6.3-released, https://github.com/roundcube/roundcubemail/commit/e92ec206a886461245e1672d8530cc93c618a49b, https://lists.debian.org/debian-lts-announce/2023/09/msg00024.html, https://ubuntu.com/security/notices/USN-6654-1, https://www.cve.org/CVERecord?id=CVE-2023-43770, https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Affected packages

    Package

    Name: roundcube

    Purl: pkg:deb/ubuntu/[email protected]~beta+dfsg.1-0ubuntu1+esm3?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.2~beta+dfsg.1-0ubuntu1+esm3

    Affected versions

    1.1.1+dfsg.1-2
    1.1.2+dfsg.1-5
    1.1.3+dfsg.1-1
    1.1.4+dfsg.1-1

    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
    UBUNTU-CVE-2023-43770 | CVE-DB