GHSA-455c-vqrf-mghr

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    GHSA-455c-vqrf-mghr

    Published: 16 Jun 2023Last Modified: 25 Jul 2025
    Aliases:
    CVE-2023-2783

    Summary: Mattermost Server Missing Authorization vulnerability

    Details: Mattermost Apps Framework fails to verify that a secret provided in the incoming webhook request allowing an attacker to modify the contents of the post sent by the Apps.

    References: https://nvd.nist.gov/vuln/detail/CVE-2023-2783, https://github.com/mattermost/mattermost-server, 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- 7.10.0
    Fixed -7.10.1

    Affected versions

    7.10.0

    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
    GHSA-455c-vqrf-mghr | CVE-DB