{
  "id": "CVE-2026-12591",
  "url": "https://spydr.io/cve/CVE-2026-12591",
  "published": "2026-11-12T07:16:47.260Z",
  "modified": "2026-11-12T07:16:47.260Z",
  "score": 9.9,
  "severity": "critical",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
  "score_source": "CNA",
  "epss": 0.01661,
  "epss_percentile": 0.77019,
  "exploited": false,
  "kev": null,
  "ssvc_exploitation": null,
  "vendors": [
    "Zohocorp"
  ],
  "products": [
    "Zohocorp M365 Manager Plus"
  ],
  "cwes": [
    "CWE-862"
  ],
  "description": "Zohocorp ManageEngine M365 Manager Plus versions below 4818 is affected by an authenticated technician may exploit insufficient permission validation in the delegated administration interface to escalate privileges beyond their intended scope, which could result in remote code execution during administrative processing.",
  "status": "Received",
  "score_type": "Secondary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 9.9,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "https://www.manageengine.com/microsoft-365-management-reporting/CVE-2026-12591.html",
      "tags": []
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-12591",
  "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."
    }
  ]
}