CVE-2023-2783

    Dashboard / Vulnerabilities / CVE-2023-2783

    CVE-2023-2783

    Published: 16 Jun 2023Last Modified: 12 Aug 2026

    Summary: App Framework does not checks for the secret provided in the incoming webhook request

    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://mattermost.com/security-updates, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2783.json, https://nvd.nist.gov/vuln/detail/CVE-2023-2783

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- f14c24391ca84740d90a29ec8b67579326eaa236
    Fixed -None

    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
    CVE-2023-2783 | CVE-DB