要点
- CVE-2025-55213 は github.com/openfga/openfga, helm charts (openfga), openfga (openfga) に影響する深刻度「緊急」 (CVSS 9.8) の脆弱性です。
- 今後30日間に悪用される確率（EPSS）：0.32%（全脆弱性の 25.4% より高い）。
- 対処：1.9.5, 0.2.42 以降に更新してください。
概要
Overview
OpenFGA v1.9.3 to v1.9.4 ( openfga-0.2.40 <= Helm chart <= openfga-0.2.41, v1.9.3 <= docker <= v.1.9.4) are vulnerable to improper policy enforcement when certain Check and ListObject calls are executed.
Am I Affected?
You are affected by this vulnerability if you are using OpenFGA v1.9.3 to v1.9.4, specifically under the following preconditions:
- Calling Check API or ListObjects with an authorization model that has a relationship directly assignable by more than 1 userset with same type, and
- There are check or list object queries that rely on the above relationship, and
- You have userset tuples that are assigned to the above relationship
Fix
Upgrade to v1.9.5. This upgrade is backwards compatible.
Workaround
Downgrade to v1.9.2 with enable-check-optimizations removed from OPENFGA_EXPERIMENTALS
Acknowledgments
OpenFGA would like Dominic Harries and rrozza-apolitical to thank for discovering this vulnerability.
NVD の説明
OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar. OpenFGA v1.9.3 to v1.9.4 ( openfga-0.2.40 <= Helm chart <= openfga-0.2.41, v1.9.3 <= docker <= v.1.9.4) are vulnerable to improper policy enforcement when certain Check and ListObject calls are executed. This vulnerability is fixed in 1.9.5.
github.com/openfga/openfga のその他の脆弱性
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