CVE-2020-8297

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    CVE-2020-8297

    Published: 23 Feb 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Nextcloud Deck before 1.0.2 suffers from an insecure direct object reference (IDOR) vulnerability that permits users with a duplicate user identifier to access deck data of a previous deleted user.

    References: https://nextcloud.com/security/advisory/?id=NC-SA-2021-007, https://github.com/nextcloud/deck/pull/1976, https://hackerone.com/reports/882258

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -6a3655a45d1b8c9c05e0613e5f95d76ddc5c2135

    Affected versions

    v1.0.1
    v1.0.0
    v1.0.0-beta2
    v1.0.0-beta1

    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-2020-8297 | CVE-DB