CVE-2026-106041 Mooncake Store through 0.3.13.post1 Missing Authorization via NotifyOffloadSuccess RPC
Unauthenticated attackers can inject fake disk replicas via RPC to poison reads and fake key existence in Mooncake Store.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-106041?
CVE-2026-106041 is a medium-severity missing authorization vulnerability in kvcache-ai Mooncake, published on 6 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-862
Which versions are affected by CVE-2026-106041?
How do I fix CVE-2026-106041?
No fix has been published for CVE-2026-106041 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-106041 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-106041 exists.
Sources
Also known as GHSA-whqj-m6f3-5p4j.