{
  "id": "CVE-2026-1731",
  "url": "https://spydr.io/cve/CVE-2026-1731",
  "published": "2026-02-06T22:16:11.020Z",
  "modified": "2026-06-17T10:16:24.797Z",
  "score": 9.9,
  "severity": "critical",
  "cvss_version": "4.0",
  "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
  "score_source": "CNA",
  "epss": 0.90891,
  "epss_percentile": 0.99804,
  "exploited": true,
  "kev": {
    "added": "2026-02-13",
    "due": "2026-02-16",
    "action": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
    "ransomware": "Known",
    "name": "BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability",
    "notes": "Please adhere to the vendor's guidelines to assess exposure and mitigate risks. Check for signs of potential compromise on all internet accessible BeyondTrust products affected by this vulnerability. For more information please: see: https://www.beyondtrust.com/trust-center/security-advisories/bt26-02 ; https://nvd.nist.gov/vuln/detail/CVE-2026-1731"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "BeyondTrust"
  ],
  "products": [
    "BeyondTrust Remote Support(RS) & Privileged Remote Access(PRA)"
  ],
  "cwes": [
    "CWE-78"
  ],
  "description": "BeyondTrust Remote Support (RS) and certain older versions of Privileged Remote Access (PRA) contain a critical pre-authentication remote code execution vulnerability. By sending specially crafted requests, an unauthenticated remote attacker may be able to execute operating system commands in the context of the site user.",
  "status": "Analyzed",
  "score_type": "Secondary",
  "scores": {
    "cvss_v40": 9.9,
    "cvss_v31": 9.8,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "https://beyondtrustcorp.service-now.com/csm?id=csm_kb_article&sysparm_article=KB0023293",
      "tags": [
        "Permissions Required"
      ]
    },
    {
      "url": "https://www.beyondtrust.com/trust-center/security-advisories/bt26-02",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://github.com/win3zz/CVE-2026-1731",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-1731",
      "tags": [
        "US Government Resource"
      ]
    },
    {
      "url": "https://www.greynoise.io/blog/reconnaissance-beyondtrust-rce-cve-2026-1731",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-1731",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}