{"schema":"threatline.record/2","record":{"id":"CVE-2026-103760","aliases":[],"summary":"Mooncake transfer engine through 0.3.13.post1 Denial of Service via P2P Handshake Daemon Response Write","details":"Mooncake transfer engine through 0.3.13.post1 contains a denial of service vulnerability that allows unauthenticated remote attackers to block the handshake daemon by never reading replies. Attackers can send a Metadata request to the handshake RPC port and stall SocketHandShakePlugin's single listener thread in writeFully(), breaking all subsequent handshakes, metadata fetches, notify and probe requests.","categories":["Unclassified"],"product":"Mooncake","vendor":"kvcache-ai","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103760","source_modified_at":"2026-10-02T15:50:58.310Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Mooncake","vendor":"kvcache-ai","versions":[{"version":"0","status":"affected","versionType":"custom","lessThanOrEqual":"0.3.13.post1"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":8.2,"severity":"High","kev":{"listed":false},"epss":{"probability":0.004,"percentile":0.33155,"score_date":"2026-10-23"},"published_at":"2026-10-01T22:53:05.201Z","modified_at":"2026-10-02T15:50:58.310Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-103760","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-02T15:50:58.310Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-103760","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/kvcache-ai/Mooncake/issues/4443","tags":["exploit"]},{"source":"CVE List","url":"https://github.com/kvcache-ai/Mooncake/blob/719735896c86b56fabec6cf3e825fb2ea640597a/mooncake-transfer-engine/src/transfer_metadata_plugin.cpp#L730-L803","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/kvcache-ai/Mooncake","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/mooncake-transfer-engine-through-0.3.13-post1-denial-of-service-via-p2p-handshake-daemon-response-write","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-02T15:50:52.548193Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-02T15:50:58.310Z","content_hash":"046e36cd772bf19c2b4d1dbd2a7098589c6f92b66345d60d3e223f3909ee554c"}}