CVE-2023-47858

    Dashboard / Vulnerabilities / CVE-2023-47858

    CVE-2023-47858

    Published: 2 Jan 2024Last Modified: 28 Oct 2026

    Summary: Details of archived public channels are leaked to members of another team

    Details: Mattermost fails to properly verify the permissions needed for viewing archived public channels,  allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams/<team-id>/channels/deleted endpoint.

    References: https://mattermost.com/security-updates, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/47xxx/CVE-2023-47858.json, https://nvd.nist.gov/vuln/detail/CVE-2023-47858

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -77aeda5cedc8ef60d06da024202b8c7999efd671

    Affected versions

    v8.1.7-rc2
    v8.1.7-rc1
    v8.1.6-rc1
    v8.1.6
    v8.1.5-rc2
    v8.1.5
    v8.1.5-rc1
    v8.1.4-rc2
    v8.1.4
    v8.1.4-rc1
    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