CVE-2026-106041

Summary

Mooncake Store master through 0.3.13.post1 contains a missing authorization vulnerability that allows unauthenticated attackers to inject completed LOCAL_DISK replicas through the NotifyOffloadSuccess RPC. Attackers can mount a local disk segment with a self-chosen client UUID, then attach replicas pointing at attacker-controlled endpoints to serve poisoned disk-tier reads and fake key existence.

Affected Software

Weaknesses

• CWE-862: Missing Authorization

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

Additional References

• https://github.com/kvcache-ai/Mooncake/issues/4479

References

• https://github.com/kvcache-ai/Mooncake/issues/4479
• https://github.com/kvcache-ai/Mooncake/blob/719735896c86b56fabec6cf3e825fb2ea640597a/mooncake-store/src/master_service.cpp#L7365-L7431
• https://github.com/kvcache-ai/Mooncake
• https://www.vulncheck.com/advisories/mooncake-store-through-0.3.13-post1-missing-authorization-via-notifyoffloadsuccess-rpc

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