CVE-2026-97854

{
  "etk_id": "ETK-2026-2964",
  "cve_id": "CVE-2026-97854",
  "display_id": "CVE-2026-97854",
  "ghsa_id": "GHSA-8m66-f8m4-wc2j",
  "euvd_id": "EUVD-2026-112753",
  "status": "published",
  "anchor_state": "anchored",
  "title": "OS command injection in Yamaha NWR100 routers",
  "summary": "Yamaha NWR100 wireless LAN routers are affected by an OS command injection flaw. An unauthenticated remote attacker who can reach the device may cause operating-system commands to run by submitting a crafted request.",
  "mitigation": "Restrict network access to NWR100 interfaces to trusted administrative networks and block untrusted inbound access. Monitor Yamaha guidance and apply a vendor firmware update when one is provided; no fixed version is recorded in the advisory data.",
  "vendor": "Yamaha Corporation",
  "product": "NWR100",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= Rev.26.00.07"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "NWR100",
      "purl": null
    }
  ],
  "cwes": [
    78
  ],
  "cvss_score": 9.3,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 22.828396066666667,
  "t0_at": "2026-10-29T11:33:51.649000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-10-29T11:33:51.649000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-29T11:33:51.649000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-97854"
    }
  }
}