{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-104433", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-02T00:50:26.603Z", "datePublished": "2026-10-02T23:28:44.691Z", "dateUpdated": "2026-10-02T23:28:44.691Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-02T23:28:44.691Z"}, "datePublic": "2026-10-02T00:00:00.000Z", "title": "Mooncake before 0.3.12 Out-of-Bounds Read via P2P Handshake readString", "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Out-of-bounds Read", "cweId": "CWE-125", "type": "CWE"}]}], "affected": [{"vendor": "kvcache-ai", "product": "Mooncake", "defaultStatus": "unaffected", "packageURL": "pkg:pypi/mooncake-transfer-engine", "versions": [{"version": "0", "status": "affected", "versionType": "custom", "lessThan": "0.3.12"}, {"version": "0.3.12", "status": "unaffected", "versionType": "custom"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.7, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "references": [{"url": "https://github.com/kvcache-ai/Mooncake/issues/4452", "tags": ["issue-tracking"], "name": "GitHub Issue #4452"}, {"url": "https://github.com/kvcache-ai/Mooncake/commit/c142b40590259360196d8e504b2193382529e7b4", "tags": ["patch"]}, {"url": "https://github.com/kvcache-ai/Mooncake", "tags": ["product"]}, {"name": "VulnCheck Advisory: Mooncake before 0.3.12 Out-of-Bounds Read via P2P Handshake readString", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/mooncake-before-0.3.12-out-of-bounds-read-via-p2p-handshake-readstring"}], "credits": [{"lang": "en", "value": "Mingkai Yu", "type": "finder"}, {"lang": "en", "value": "Xiangjun Sun", "type": "finder"}, {"lang": "en", "value": "Jiajia Liu", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,0.3.12)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "0.3.12"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Mooncake", "source": "cna", "vendor": "kvcache-ai"}, "product": "mooncake", "vendor": "kvcache-ai"}], "created": "2026-10-03T00:30:19.410962+00:00", "updated": "2026-10-03T01:00:14.091563+00:00", "vendors": ["kvcache-ai", "kvcache-ai$PRODUCT$mooncake"]}