Description
OpenFGA is an authorization/permission engine built for developers. Prior to 1.18.0, OpenFGA's OIDC authenticator skipped JWT audience validation when authn.method was set to oidc, authn.oidc.issuer was configured, and authn.oidc.audience was not set, allowing a token minted for an unrelated service by the same identity provider to authenticate to OpenFGA. This issue is fixed in 1.18.0.
Published: 2026-07-09
Score: 6.8 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-hcxc-wf8j-23hv OpenFGA: OIDC audience validation skipped when --authn-oidc-audience is unset
History

Thu, 09 Jul 2026 22:45:00 +0000

Type Values Removed Values Added
First Time appeared Openfga
Openfga openfga
Vendors & Products Openfga
Openfga openfga

Thu, 09 Jul 2026 21:45:00 +0000

Type Values Removed Values Added
Description OpenFGA is an authorization/permission engine built for developers. Prior to 1.18.0, OpenFGA's OIDC authenticator skipped JWT audience validation when authn.method was set to oidc, authn.oidc.issuer was configured, and authn.oidc.audience was not set, allowing a token minted for an unrelated service by the same identity provider to authenticate to OpenFGA. This issue is fixed in 1.18.0.
Title OpenFGA: OIDC audience validation skipped when --authn-oidc-audience is unset
Weaknesses CWE-287
References
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-07-09T21:06:22.543Z

Reserved: 2026-06-17T00:13:10.650Z

Link: CVE-2026-55689

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-09T22:30:05Z

Weaknesses