{
  "id": "CVE-2022-40139",
  "url": "https://spydr.io/cve/CVE-2022-40139",
  "published": "2022-09-19T18:15:09.960Z",
  "modified": "2026-06-17T05:01:01.087Z",
  "score": 7.2,
  "severity": "high",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
  "score_source": "NVD",
  "epss": 0.03291,
  "epss_percentile": 0.88119,
  "exploited": true,
  "kev": {
    "added": "2022-09-15",
    "due": "2022-10-06",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "Trend Micro Apex One and Apex One as a Service Improper Validation Vulnerability",
    "notes": "https://success.trendmicro.com/dcx/s/solution/000291528?language=en_US; https://nvd.nist.gov/vuln/detail/CVE-2022-40139"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "Trend Micro"
  ],
  "products": [
    "Trend Micro Apex One"
  ],
  "cwes": [],
  "description": "Improper validation of some components used by the rollback mechanism in Trend Micro Apex One and Trend Micro Apex One as a Service clients could allow a Apex One server administrator to instruct affected clients to download an unverified rollback package, which could lead to remote code execution. Please note: an attacker must first obtain Apex One server administration console access in order to exploit this vulnerability.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 7.2,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "https://success.trendmicro.com/solution/000291528",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-40139",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40139",
  "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."
    }
  ]
}