CVE-2023-45223

    Dashboard / Vulnerabilities / CVE-2023-45223

    CVE-2023-45223

    Published: 27 Nov 2023Last Modified: 25 Sept 2026

    Summary: Users full name disclosure through Mattermost Boards with Show Full Name Option disabled

    Details: Mattermost fails to properly validate the "Show Full Name" option in a few endpoints in Mattermost Boards, allowing a member to get the full name of another user even if the Show Full Name option was disabled. 

    References: https://mattermost.com/security-updates, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/45xxx/CVE-2023-45223.json, https://nvd.nist.gov/vuln/detail/CVE-2023-45223

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    v8.1.3-rc2
    v8.1.3
    v8.1.3-rc1
    v8.1.2-rc2
    v8.1.2
    v8.1.2-rc1
    v8.1.1-rc2
    v8.1.1
    v8.1.1-rc1
    v8.1.0-rc2
    v8.1.0

    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
    CVE-2023-45223 | CVE-DB