CVE-2026-55170: OpenFGA Improper Policy Enforcement

June 18, 2026

In OpenFGA, when MySQL is being used as the datastore, two distinct check requests can return the same response.

References

github.com/advisories/GHSA-cf98-j28v-49v6
github.com/openfga/openfga/security/advisories/GHSA-cf98-j28v-49v6
nvd.nist.gov/vuln/detail/CVE-2026-55170

Code Behaviors & Features

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