Vulnerability Description
OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar. OpenFGA < v1.8.4 (Helm chart < openfga-0.2.22, docker < v.1.8.4) are vulnerable to authorization bypass when certain Check and ListObject calls are executed. Users on OpenFGA v1.8.4 or previous, specifically under the following conditions are affected by this authorization bypass vulnerability: 1. Calling Check API or ListObjects with a model that has a relation directly assignable to both public access AND userset with the same type. 2. A type bound public access tuple is assigned to an object. 3. userset tuple is not assigned to the same object. and 4. Check request's user field is a userset that has the same type as the type bound public access tuple's user type. Users are advised to upgrade to v1.8.5 which is backwards compatible. There are no known workarounds for this vulnerability.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openfga | Helm Charts | < 0.2.22 |
| Openfga | Openfga | < 1.8.5 |
Related Weaknesses (CWE)
References
- https://github.com/openfga/openfga/commit/0aee4f47e0c642de78831ceb27bb62b116f495Patch
- https://github.com/openfga/openfga/security/advisories/GHSA-g4v5-6f5p-m38jVendor Advisory
FAQ
What is CVE-2025-25196?
CVE-2025-25196 is a vulnerability with a CVSS score of 9.8 (CRITICAL). OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar. OpenFGA < v1.8.4 (Helm chart < openfga-0.2.22, docker < v.1.8.4) are vu...
How severe is CVE-2025-25196?
CVE-2025-25196 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-25196?
Check the references section above for vendor advisories and patch information. Affected products include: Openfga Helm Charts, Openfga Openfga.