Medium 6.5Published Oct 6, 2026

CVE-2026-106039Mooncake Store through 0.3.13.post1 Missing Authorization in Replication Task RPC

Updated under an hour ago (2026-10-19 07:30 UTC)

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It affects kvcache-ai Mooncake. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for kvcache-ai Mooncake

Exploited in the last 30 days

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.

CVSS: 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Weakness (CWE): CWE-862
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 6, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

kvcache-ai Mooncake kvcache_ai:mooncake (from the name)	through 0.3.13.post1	CNA record

References

https://github.com/kvcache-ai/Mooncake/issues/4475issue-tracking
https://github.com/kvcache-ai/Mooncake/blob/719735896c86b56fabec6cf3e825fb2ea640597a/mooncake-store/src/master_service.cpp#L12060-L12120technical-description
https://github.com/kvcache-ai/Mooncake/blob/719735896c86b56fabec6cf3e825fb2ea640597a/mooncake-store/src/task_manager.cpp#L113-L135technical-description
https://github.com/kvcache-ai/Mooncakeproduct
https://www.vulncheck.com/advisories/mooncake-store-through-0.3.13-post1-missing-authorization-in-replication-task-rpcthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.