{"id":"CVE-2026-106039","summary":"Mooncake Store through 0.3.13.post1 Missing Authorization in Replication Task RPC","details":"Mooncake Store master through 0.3.13.post1 contains a missing authorization vulnerability that allows unauthenticated attackers to create, steal, and falsely complete replication tasks via the coro_rpc port. Attackers can invoke CreateCopyTask, CreateMoveTask, FetchTasks, and MarkTaskToComplete with victim client UUIDs disclosed by QueryTask to hijack task queues and record replication that never occurred.","modified":"2026-10-08T02:50:32.087758295Z","published":"2026-10-06T14:03:16.417Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/106xxx/CVE-2026-106039.json","cna_assigner":"VulnCheck","cwe_ids":["CWE-862"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/106xxx/CVE-2026-106039.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-106039"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/mooncake-store-through-0.3.13-post1-missing-authorization-in-replication-task-rpc"},{"type":"REPORT","url":"https://github.com/kvcache-ai/Mooncake/issues/4475"},{"type":"PACKAGE","url":"https://github.com/kvcache-ai/Mooncake"},{"type":"ARTICLE","url":"https://github.com/kvcache-ai/Mooncake/blob/719735896c86b56fabec6cf3e825fb2ea640597a/mooncake-store/src/master_service.cpp#L12060-L12120"},{"type":"ARTICLE","url":"https://github.com/kvcache-ai/Mooncake/blob/719735896c86b56fabec6cf3e825fb2ea640597a/mooncake-store/src/task_manager.cpp#L113-L135"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/kvcache-ai/mooncake","events":[{"introduced":"0"},{"fixed":"719735896c86b56fabec6cf3e825fb2ea640597a"}],"database_specific":{"source":["AFFECTED_FIELD","DESCRIPTION"],"extracted_events":[{"introduced":"0"},{"last_affected":"0.3.13.post1"},{"fixed":"0.3.13.post1"}]}}],"versions":["v0.3.13-rc2","v0.3.13-rc1","v0.3.13","v0.3.12.post1","v0.3.11-rc1","v0.3.11.post1","v0.3.11","v0.3.10.post2","v0.3.10.post1","v0.3.10","v0.3.9","v0.3.8.post1","v0.3.8","v0.3.7.post2","v0.3.7.post1","v0.3.7","v0.3.6.post1","v0.3.6","v0.3.5","v0.3.4.post2","v0.3.4.post1","v0.3.4","v0.3.3.post2","v0.3.3.post1","v0.3.3","v0.3.2.post1","v0.3.2","v0.3.1","v0.3.0","v0.3.0-beta","v0.3.0-alpha","v0.2.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-106039.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N"}]}