CVE-2026-103760

{
  "etk_id": "ETK-2026-293",
  "cve_id": "CVE-2026-103760",
  "display_id": "CVE-2026-103760",
  "ghsa_id": "GHSA-mmqv-rpx9-mqhx",
  "euvd_id": "EUVD-2026-91134",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Unauthenticated handshake denial of service in Mooncake",
  "summary": "Mooncake transfer engine through 0.3.13.post1 is affected by a denial-of-service issue in its handshake service. An unauthenticated attacker able to reach the handshake RPC port can prevent the service from handling subsequent handshake and related requests.",
  "mitigation": "Restrict access to the handshake RPC port to trusted hosts and networks until an upstream update is available. Limit or remove public exposure of affected Mooncake transfer-engine deployments.",
  "vendor": "kvcache-ai",
  "product": "Mooncake",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 0.3.13.post1"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "Mooncake",
      "purl": null
    }
  ],
  "cwes": [
    400
  ],
  "cvss_score": 8.2,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
  "epss_score": 0.004,
  "epss_percentile": 0.3288,
  "epss_asof": "2026-10-20",
  "automation": "deterministic",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 63.5430767,
  "t0_at": "2026-10-01T22:53:05.201000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-10-01T22:53:05.201000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-01T22:53:05.201000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-103760"
    }
  }
}