{
  "id": "CVE-2021-25297",
  "url": "https://spydr.io/cve/CVE-2021-25297",
  "published": "2021-02-15T13:15:12.793Z",
  "modified": "2026-07-09T13:39:51.737Z",
  "score": 8.8,
  "severity": "high",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "score_source": "NVD",
  "epss": 0.56659,
  "epss_percentile": 0.99042,
  "exploited": true,
  "kev": {
    "added": "2022-01-18",
    "due": "2022-02-01",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "Nagios XI OS Command Injection",
    "notes": "https://nvd.nist.gov/vuln/detail/CVE-2021-25297"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "nagios"
  ],
  "products": [
    "nagios xi"
  ],
  "cwes": [
    "CWE-78"
  ],
  "description": "Nagios XI version xi-5.7.5 is affected by OS command injection. The vulnerability exists in the file /usr/local/nagiosxi/html/includes/configwizards/switch/switch.inc.php due to improper sanitization of authenticated user-controlled input by a single HTTP request, which can lead to OS command injection on the Nagios XI server.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 8.8,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.html",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://packetstormsecurity.com/files/170924/Nagios-XI-5.7.5-Remote-Code-Execution.html",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://assets.nagios.com/downloads/nagiosxi/versions.php",
      "tags": [
        "Product"
      ]
    },
    {
      "url": "https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs/blob/main/README.md",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.fastly.com/blog/anatomy-of-a-command-injection-cve-2021-25296-7-8-with-metasploit-module-and",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25297",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-25297",
  "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."
    }
  ]
}