GHSA-w88v-pjr8-cmv2

    Dashboard / Vulnerabilities / GHSA-w88v-pjr8-cmv2

    GHSA-w88v-pjr8-cmv2

    Published: 2 Jan 2024Last Modified: 10 Sept 2026

    Summary: Mattermost viewing archived public channels permissions vulnerability

    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://nvd.nist.gov/vuln/detail/CVE-2023-47858, https://github.com/mattermost/mattermost, https://mattermost.com/security-updates

    Affected packages

    Package

    Name: github.com/mattermost/mattermost-server/v6

    Purl: pkg:golang/github.com/mattermost/mattermost-server/v6

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -7.8.10

    Affected versions

    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