UBUNTU-CVE-2023-25729

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    UBUNTU-CVE-2023-25729

    Published: 15 Feb 2023Last Modified: 22 Apr 2026
    Upstream:
    CVE-2023-25729

    Summary:

    Details: Permission prompts for opening external schemes were only shown for <code>ContentPrincipals</code> resulting in extensions being able to open them without user interaction via <code>ExpandedPrincipals</code>. This could lead to further malicious actions such as downloading files or interacting with software already installed on the system. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

    References: https://ubuntu.com/security/CVE-2023-25729, https://www.mozilla.org/en-US/security/advisories/mfsa2023-05/#CVE-2023-25729, https://www.mozilla.org/en-US/security/advisories/mfsa2023-06/#CVE-2023-25729, https://ubuntu.com/security/notices/USN-5880-1, https://ubuntu.com/security/notices/USN-5943-1, https://www.cve.org/CVERecord?id=CVE-2023-25729

    Affected packages

    Package

    Name: firefox

    Purl: pkg:deb/ubuntu/[email protected]+build3-0ubuntu0.18.04.1?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -110.0+build3-0ubuntu0.18.04.1

    Affected versions

    56.0+build6-0ubuntu1

    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-2023-25729 | CVE-DB