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    CVE-2023-40579

    OpenFGA is an authorization/permission engine built for developers and inspired by Google Zanzibar. Some end users of OpenFGA v1.3.0 or earlier are vulnerable to authorization bypass when calling the ListObjects API. The vulnerability affects customers using `ListObjects` with specific models. The affected models contain expressions of type `rel1 from type1`. This issue has been patched in version 1.3.1.

    Published:Aug 25, 2023
    Last Modified:Nov 21, 2024
    EPS:Aug 25, 2023
    EPSS Score:0.00065
    CVSS Score:6.5

    Affected Products

    Vendor
    Openfga
    Product
    Openfga

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-284 Improper Access Control

    Related CVEs

    CVE-2026-55689 (CVSS 6.8) — OpenFGA is an authorization/permission engine built for developers. Prior to 1.18.0, OpenFGA's OIDC authentica…
    CVE-2026-55170 (CVSS 2.1) — OpenFGA is an authorization/permission engine built for developers. Prior to 1.18.0, when MySQL is being used …
    CVE-2026-48096 (CVSS 5) — OpenFGA is an authorization/permission engine built for developers. Prior to version 1.16.0, when iterator cac…
    CVE-2026-41131 (CVSS 5) — OpenFGA is an authorization/permission engine built for developers. Prior to version 1.14.1, in specific scena…
    CVE-2026-40293 (CVSS 6.5) — OpenFGA is an authorization/permission engine built for developers. In versions 0.1.4 through 1.13.1, when Ope…
    CVE-2026-34972 (CVSS 5) — OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired b…
    CVE-2026-33729 (CVSS 5.8) — OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired b…
    CVE-2026-24851 (CVSS 5.8) — OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired b…
    CVE-2025-64751 (CVSS 5.8) — OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired b…
    CVE-2025-55213 (CVSS 5.8) — OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired b…

    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