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2.1
CVE-2026-96763: kvcache-ai mooncake allows remote unauthorized access
CVE-2026-96763 · published 25 days ago
Summary
The MountSegment Request Processing component in kvcache-ai mooncake (versions up to 0.3.14-rc1) does not correctly check who can access certain data segments. Because of this, an attacker on the network can request and retrieve information they should not see. Update to a fixed version or apply the vendor's patch as soon as it is available.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| kvcache-ai | mooncake | 0.3.0 |
Original advisory text
kvcache-ai mooncake MountSegment Request Processing segment.cpp access control
A security flaw has been discovered in kvcache-ai mooncake up to 0.3.12/0.3.13.post1/0.3.14-rc1. This issue affects the function ScopedSegmentAccess::MountSegment of the file segment.cpp of the component MountSegment Request Processing. Performing a manipulation results in improper access controls. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit
- Gives an attacker partial control
Severity
2.1
Low
Type
CWE-284Improper Access Control
CWE-266Incorrect Privilege Assignment
Timeline
Published24 Sep 2026
Updated19 Oct 2026
First seen24 Sep 2026
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