CVE-2021-37628

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    CVE-2021-37628

    Published: 7 Sept 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Nextcloud Richdocuments is an open source collaborative office suite. In affected versions the File Drop features ("Upload Only" public link shares in Nextcloud) can be bypassed using the Nextcloud Richdocuments app. An attacker was able to read arbitrary files in such a share. It is recommended that the Nextcloud Richdocuments is upgraded to 3.8.4 or 4.2.1. If upgrading is not possible then it is recommended to disable the Richdocuments application.

    References: https://github.com/nextcloud/security-advisories/security/advisories/GHSA-pxhh-954f-8w7w, https://hackerone.com/reports/1253403, https://github.com/nextcloud/richdocuments/pull/1664

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -79932dda715fc88baebc8693dc6c5e84f98066c8

    Affected versions

    v3.8.3
    v3.8.2
    v3.8.1
    v3.8.0

    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-2021-37628 | CVE-DB