{"action":"Upgrade github.com/authzed/spicedb to 1.54.0 or later.","affected":[{"fixed":"1.54.0","introduced":"1.34.0"}],"component":"github.com/authzed/spicedb","cve_ids":["CVE-2026-55866"],"ecosystem":"Go","epss":0.00341,"exploited":false,"fixed_versions":["1.54.0"],"ghsa_id":"GHSA-4vrg-r928-h5vv","id":"tcs_01M5KEX7M509J5QKH9J6877931","modified_at":"2026-06-25T18:56:25.905406286Z","published_at":"2026-06-19T21:42:12Z","references":["https://osv.dev/vulnerability/GHSA-4vrg-r928-h5vv","https://github.com/authzed/spicedb/security/advisories/GHSA-4vrg-r928-h5vv","https://github.com/authzed/spicedb"],"severity":{"label":"low","score":3.7},"sources":[{"source":"osv","source_id":"GHSA-4vrg-r928-h5vv","url":"https://osv.dev/vulnerability/GHSA-4vrg-r928-h5vv"}],"summary":"SpiceDB: Checks involving relations with caveats can result in unconditional permission when conditional permission is expected"}