{"id":"CVE-2022-21646","aliases":["GHSA-7p8f-8hjm-wm92","GO-2022-0295"],"url":"https://o3.security/vulnerability/CVE-2022-21646","summary":"Lookup operations do not take into account wildcards in SpiceDB","details":"### Impact\nAny user making use of a wildcard relationship under the right hand branch of an `exclusion` or within an `intersection` operation will see `Lookup`/`LookupResources` return a resource as \"accessible\" if it is *not* accessible by virtue of the inclusion of the wildcard in the intersection or the right side of the exclusion.\n\nFor example, given schema:\n\n```zed\ndefinition user {}\n\ndefinition resource {\n   relation viewer: user\n   relation banned: user | user:*\n   permission view = viewer - banned\n}\n```\n\nIf `user:*` is placed into the `banned` relation for a particular resource, `view` should return false for *all* resources. in `v1.3.0`, the wildcard is ignored entirely in lookup's dispatch, resulting in the `banned` wildcard being ignored in the exclusion.\n\n### Workarounds\nDon't make use of wildcards on the right side of intersections or within exclusions. \n\n### References\nhttps://github.com/authzed/spicedb/issues/358\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [SpiceDB](https://github.com/authzed/spicedb)\n* Ask a question in the [SpiceDB Discord](https://authzed.com/discord)\n","published":"2022-01-11T21:50:10Z","modified":"2026-10-28T02:30:20.911884644Z","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/authzed/spicedb","fixedVersion":"1.4.0"}],"fix":{"url":"https://github.com/authzed/spicedb/commit/15bba2e2d2a4bda336a37a7fe8ef8a35028cd970","label":"authzed/spicedb@15bba2e"},"references":[{"type":"WEB","url":"https://github.com/authzed/spicedb/releases/tag/v1.4.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/21xxx/CVE-2022-21646.json"},{"type":"ADVISORY","url":"https://github.com/authzed/spicedb/security/advisories/GHSA-7p8f-8hjm-wm92"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21646"},{"type":"REPORT","url":"https://github.com/authzed/spicedb/issues/358"},{"type":"FIX","url":"https://github.com/authzed/spicedb/commit/15bba2e2d2a4bda336a37a7fe8ef8a35028cd970"},{"type":"PACKAGE","url":"https://github.com/authzed/spicedb"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:30:20.911884644Z"}}