CVE-2026-104433
HIGHCVSS 7.5Description
Mooncake transfer engine before 0.3.12 contains an out-of-bounds read vulnerability in the readString function of include/common.h that allows unauthenticated attackers to crash the service by sending a zero-length handshake frame. Attackers can connect to the handshake port listening on all interfaces and send an eight-byte frame to terminate the hosting process, such as an SGLang inference server.
Timeline
Published:October 3rd, 2026 12:16 AM
Last modified:October 5th, 2026 4:17 PM
CVSS Scoring
CVSS v3: 7.5 (HIGH)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
References & Reports
Advisories, patches, and third-party reports
- https://github.com/kvcache-ai/Mooncake
- https://github.com/kvcache-ai/Mooncake/commit/c142b40590259360196d8e504b2193382529e7b4
- https://github.com/kvcache-ai/Mooncake/issues/4452
- https://www.vulncheck.com/advisories/mooncake-before-0.3.12-out-of-bounds-read-via-p2p-handshake-readstring
- https://github.com/kvcache-ai/Mooncake/issues/4452
Source: NIST NVD · Data may lag official sources by up to one minute