GO-2026-6488

vendorUSosv

OpenFGA: ListUsers returns a deliberately-excluded user when a `but not` exclusion under a type-bound wildcard is intersected (`and`) with another relation that also grants that user in github.com/openfga/openfga

view advisory published 2026-09-28Licence: per source

OpenFGA: ListUsers returns a deliberately-excluded user when a `but not` exclusion under a type-bound wildcard is intersected (`and`) with another relation that also grants that user in github.com/openfga/openfga

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-61709US—OT elevated—
OpenFGA is an authorization and permission engine built for developers. Prior to 1.18.1, the ListUsers API could return a user that should have been excluded when an authorization…
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references

External citations — patches, advisories, analysis.

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