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{
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    {
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        "ecosystem": "PyPI",
        "name": "mcp-neo4j-cypher"
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      "ranges": [
        {
          "events": [
            {
              "introduced": "0.2.2"
            },
            {
              "fixed": "0.4.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-10193"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-346"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-09-11T23:26:00Z",
    "nvd_published_at": "2025-09-11T14:15:40Z",
    "severity": "HIGH"
  },
  "details": "### Impact\nDNS rebinding vulnerability in Neo4j Cypher MCP server allows malicious websites to bypass Same-Origin Policy protections and execute unauthorised tool invocations against locally running Neo4j MCP instances.\u0026nbsp;The attack relies on the user being enticed to visit a malicious website and spend sufficient time there for DNS rebinding to succeed.\n\n### Patches\nCORS Middleware added to Cypher MCP server v0.4.0 that blocks all web-based access by default.\n\n### Workarounds\nIf you cannot upgrade to v0.4.0 and above, use stdio mode.\n\n### References\n[Vendor Advisory](https://neo4j.com/security/cve-2025-10193)\nhttps://www.cve.org/CVERecord?id=CVE-2025-10193 \n\nCredits\nWe want to publicly recognize the contribution of Evan Harris from [mcpsec.dev](https://mcpsec.dev/) for reporting this issue and following the responsible disclosure [policy](https://neo4j.com/trust-center/responsible-disclosure/).",
  "id": "GHSA-vcqx-v2mg-7chx",
  "modified": "2025-09-11T23:26:00Z",
  "published": "2025-09-11T23:26:00Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/neo4j-contrib/mcp-neo4j/security/advisories/GHSA-vcqx-v2mg-7chx"
    },
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      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-10193"
    },
    {
      "type": "WEB",
      "url": "https://github.com/neo4j-contrib/mcp-neo4j/pull/165"
    },
    {
      "type": "WEB",
      "url": "https://github.com/neo4j-contrib/mcp-neo4j/commit/5b9fbdda6401668d7aa006daf7e644805c067c15"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/neo4j-contrib/mcp-neo4j"
    },
    {
      "type": "WEB",
      "url": "https://github.com/neo4j-contrib/mcp-neo4j/releases/tag/mcp-neo4j-cypher-v0.4.0"
    },
    {
      "type": "WEB",
      "url": "https://neo4j.com/security/cve-2025-10193"
    }
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  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
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  ],
  "summary": " Neo4j Cypher MCP server is vulnerable to DNS rebinding "
}