Vulnerability · Published Oct 6, 2026 · Assigned by VulnCheck
CVE-2026-106040Mooncake Store through 0.3.13.post1 Missing Authorization via EvictDiskReplica RPC
High 8.2
In plain English
A high-severity missing authorization in Mooncake from kvcache-ai. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)0.4%top 68.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Mooncake Store master through 0.3.13.post1 contains a missing authorization vulnerability that allows unauthenticated attackers to erase any object's disk replica via EvictDiskReplica and BatchEvictDiskReplica. Attackers reaching the coro_rpc master port can evict DISK replicas across all tenants, deleting objects whose only remaining replica is on disk.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| kvcache-ai | Mooncake | 0 – through 0.3.13.post1 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
References
- GitHub Issue #4478 issue-tracking
- https://github.com/kvcache-ai/Mooncake/blob/719735896c86b56fabec6cf3e825fb2ea640597a/mooncake-store/src/master_service.cpp#L5507-L5515 technical-description
- https://github.com/kvcache-ai/Mooncake product
- VulnCheck Advisory: Mooncake Store through 0.3.13.post1 Missing Authorization via EvictDiskReplica RPC third-party-advisory