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    CVE-2024-27101

    SpiceDB is an open source, Google Zanzibar-inspired database for creating and managing security-critical application permissions. Integer overflow in chunking helper causes dispatching to miss elements or panic. Any SpiceDB cluster with any schema where a resource being checked has more than 65535 relationships for the same resource and subject type is affected by this problem. The CheckPermission, BulkCheckPermission, and LookupSubjects API methods are affected. This vulnerability is fixed in 1.29.2.

    Published:Mar 1, 2024
    Last Modified:Sep 2, 2025
    EPS:Mar 1, 2024
    EPSS Score:0.00107
    CVSS Score:7.3

    Affected Products

    Vendor
    Authzed
    Product
    Spicedb

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

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    CVE-2025-65111 (CVSS 2.9) — SpiceDB is an open source database system for creating and managing security-critical application permissions.…
    CVE-2025-64529 (CVSS 2.7) — SpiceDB is an open source database system for creating and managing security-critical application permissions.…
    CVE-2025-49011 (CVSS 3.7) — SpiceDB is an open source database for storing and querying fine-grained authorization data. Prior to version …
    CVE-2024-48909 (CVSS 2) — SpiceDB is an open source database for scalably storing and querying fine-grained authorization data. Starting…
    CVE-2024-46989 (CVSS 3.7) — spicedb is an Open Source, Google Zanzibar-inspired permissions database to enable fine-grained authorization …
    CVE-2024-38361 (CVSS 3.7) — Spicedb is an Open Source, Google Zanzibar-inspired permissions database to enable fine-grained authorization …
    CVE-2024-32001 (CVSS 2.2) — SpiceDB is a graph database purpose-built for storing and evaluating access control data. Use of a relation of…
    CVE-2023-46255 (CVSS 4.2) — SpiceDB is an open source, Google Zanzibar-inspired database for creating and managing security-critical appli…

    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