CVE-2026-24851: OpenFGA Improper Policy Enforcement

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-06 · updated 2026-06-17
Weakness: CWE-863

Description

OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar. OpenFGA v1.8.5 to v1.11.2 ( openfga-0.2.22<= Helm chart <= openfga-0.2.51, v.1.8.5 <= docker <= v.1.11.2) are vulnerable to improper policy enforcement when certain Check calls are executed. The vulnerability requires a model that has a a relation directly assignable by a type bound public access and assignable by type bound non-public access, a tuple assigned for the relation that is a type bound public access, a tuple assigned for the same object with the same relation that is not type bound public access, and a tuple assigned for a different object that has an object ID lexicographically larger with the same user and relation which is not type bound public access. This vulnerability is fixed in v1.11.3.

Affected products

openfga Helm Charts: from 0.2.22 before 0.2.51 — fixed in 0.2.51
openfga: from 1.8.5 before 1.11.3 — fixed in 1.11.3

How to fix

Upgrade to a fixed version: openfga Helm Charts 0.2.51; openfga 1.11.3. Check the vendor advisory for mitigations.

References

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