CVE-2026-102764

{
  "etk_id": "ETK-2026-1729",
  "cve_id": "CVE-2026-102764",
  "display_id": "CVE-2026-102764",
  "ghsa_id": "GHSA-pf95-v8m2-73q8",
  "euvd_id": "EUVD-2026-102427",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Improper origin validation in BeyondTrust Remote Support",
  "summary": "BeyondTrust Remote Support contains internal messaging components that may accept messages without adequately confirming their source. A remote unauthenticated attacker could cause file operations on an affected appliance if they can reach the relevant messaging path and the unspecified conditions for exploitation are met.",
  "mitigation": "Restrict network access to Remote Support appliances to required trusted systems and segment them from untrusted networks; monitor appliances for unexpected file activity. Apply the vendor-provided update when available; no fixed version is recorded in the supplied advisory data.",
  "vendor": "BeyondTrust",
  "product": "Remote Support",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 26.2.3"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "Remote Support",
      "purl": null
    }
  ],
  "cwes": [
    290
  ],
  "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": 0.0118,
  "epss_percentile": 0.6724,
  "epss_asof": "2026-10-20",
  "automation": "contextual",
  "check": true,
  "check_confidence_basis": "assessed",
  "exploit": false,
  "pipeline_minutes": 8.1410393,
  "t0_at": "2026-10-15T20:30:32.240000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-16T23:54:26.047683+00:00",
      "days": 1.1415949963310186,
      "is_lower_bound": false,
      "measured_at": "2026-10-15T20:30:32.240000+00:00",
      "url": null
    },
    "kev": {
      "at": "2026-10-15T00:00:00+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-15T20:30:32.240000+00:00",
      "precision": "day",
      "url": "https://vulncheck.com/cve/CVE-2026-102764"
    },
    "public_poc": {
      "at": "2026-10-16T19:14:48+00:00",
      "days": 0.9474046296296297,
      "is_lower_bound": false,
      "measured_at": "2026-10-15T20:30:32.240000+00:00",
      "url": "https://github.com/Worthes/CVE-2026-102764-Proof-of-concept"
    },
    "trigger_signal": {
      "at": "2026-10-15T20:30:32.240000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-15T20:30:32.240000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-102764"
    }
  }
}