CVE-2021-43847

    Dashboard / Vulnerabilities / CVE-2021-43847

    CVE-2021-43847

    Published: 20 Dec 2021Last Modified: 7 Aug 2026

    Summary:

    Details: HumHub is an open-source social network kit written in PHP. Prior to HumHub version 1.10.3 or 1.9.3, it could be possible for registered users to become unauthorized members of private Spaces. Versions 1.10.3 and 1.9.3 contain a patch for this issue.

    References: https://github.com/humhub/humhub/releases/tag/v1.10.3, https://github.com/humhub/humhub/releases/tag/v1.9.3, https://github.com/humhub/humhub/pull/5473, https://huntr.dev/bounties/943dad83-f0ed-4c74-ba81-7dfce7ca0ef2/, https://github.com/humhub/humhub/security/advisories/GHSA-f5hc-5wfr-7v74

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -6cf5a397a6b80e87e7b38a045475803a9f37496b

    Affected versions

    v1.10.2
    v1.10.1
    v1.10.0

    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-2021-43847 | CVE-DB