{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "716e50dae0b445fb7fd0251725fc827c045d5fdd"
            }
          ],
          "repo": "https://github.com/jlowin/fastmcp",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-rj5c-58rq-j5g5"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-78"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/62xxx/CVE-2025-62801.json"
  },
  "details": "FastMCP is the standard framework for building MCP applications. Versions prior to 2.13.0, a command-injection vulnerability lets any attacker who can influence the server_name field of an MCP execute arbitrary OS commands on Windows hosts that run fastmcp install cursor. This vulnerability is fixed in 2.13.0.",
  "id": "CVE-2025-62801",
  "modified": "2026-03-13T21:48:05.153752508Z",
  "published": "2025-10-28T21:36:41.167Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/62xxx/CVE-2025-62801.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/jlowin/fastmcp/security/advisories/GHSA-rj5c-58rq-j5g5"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-62801"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "FastMCP vulnerable to windows command injection in FastMCP Cursor installer via server_name"
}