OpenFGA v1.5.7 and v1.5.8 are vulnerable to authorization bypass when calling Check API with a model that uses but not and from expressions and a userset.
This fix is backward compatible.
{
"nvd_published_at": "2024-08-12T13:38:35Z",
"severity": "HIGH",
"github_reviewed": true,
"cwe_ids": [
"CWE-285",
"CWE-863"
],
"github_reviewed_at": "2024-08-09T21:23:26Z"
}