MCP Server Exposure via Insecure Default Binding on alibabacloud-rds-openapi-mcp-server

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "cveMetadata": {
    "cveId": "CVE-2026-9680",
    "assignerOrgId": "0cc2b86d-1d45-434d-ae74-11d09ec61ae8",
    "assignerShortName": "alibaba",
    "dateUpdated": "2026-07-28T09:05:30.652Z",
    "dateReserved": "2026-05-27T09:18:25.851Z",
    "datePublished": "2026-07-28T09:05:30.652Z",
    "state": "PUBLISHED"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "0cc2b86d-1d45-434d-ae74-11d09ec61ae8",
        "shortName": "alibaba",
        "dateUpdated": "2026-07-28T09:05:30.652Z"
      },
      "title": "MCP Server Exposure via Insecure Default Binding on alibabacloud-rds-openapi-mcp-server",
      "descriptions": [
        {
          "lang": "en",
          "value": "Improper exposure of the MCP server in alibabacloud-rds-openapi-mcp-server allows remote attackers to invoke exposed MCP tools via network access to an MCP endpoint listening on all network interfaces by default.",
          "supportingMedia": [
            {
              "type": "text/html",
              "base64": false,
              "value": "<p>Improper exposure of the MCP server in alibabacloud-rds-openapi-mcp-server allows remote attackers to invoke exposed MCP tools via network access to an MCP endpoint listening on all network interfaces by default.</p>"
            }
          ]
        }
      ],
      "affected": [
        {
          "vendor": "Alibaba",
          "product": "Alibaba Cloud RDS OpenAPI MCP Server",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1.8.0",
              "status": "affected",
              "versionType": "custom",
              "lessThanOrEqual": "3.1.2"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-1188 Initialization of a resource with an insecure default",
              "cweId": "CWE-1188",
              "type": "CWE"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://github.com/aliyun/alibabacloud-rds-openapi-mcp-server"
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-1",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs"
            }
          ]
        }
      ],
      "metrics": [
        {
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ],
          "cvssV3_1": {
            "version": "3.1",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N",
            "attackVector": "NETWORK",
            "attackComplexity": "LOW",
            "privilegesRequired": "NONE",
            "userInteraction": "NONE",
            "scope": "CHANGED",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.8,
            "baseSeverity": "MEDIUM"
          }
        }
      ]
    }
  }
}