FKIE_CVE-2026-7221

Vulnerability from fkie_nvd - Published: 2026-04-28 04:16 - Updated: 2026-07-24 08:10
Severity
7.3 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Summary
A vulnerability was found in TencentCloudBase CloudBase-MCP up to 2.17.0. Affected is the function openUrl of the file mcp/src/interactive-server.ts of the component open-url API Endpoint. The manipulation of the argument req.body.url results in server-side request forgery. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version 2.17.1 is able to address this issue. The patch is identified as 3f678a1e7bd400cd76469d61024097d4920dc6b5. It is recommended to upgrade the affected component.
References
cna@vuldb.comhttps://github.com/TencentCloudBase/CloudBase-MCP/
cna@vuldb.comhttps://github.com/TencentCloudBase/CloudBase-MCP/commit/3f678a1e7bd400cd76469d61024097d4920dc6b5
cna@vuldb.comhttps://github.com/TencentCloudBase/CloudBase-MCP/issues/509
cna@vuldb.comhttps://github.com/TencentCloudBase/CloudBase-MCP/pull/510
cna@vuldb.comhttps://github.com/TencentCloudBase/CloudBase-MCP/releases/tag/v2.17.1
cna@vuldb.comhttps://vuldb.com/submit/802230
cna@vuldb.comhttps://vuldb.com/vuln/359821
cna@vuldb.comhttps://vuldb.com/vuln/359821/cti
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "modules": [
            "open-url API Endpoint"
          ],
          "product": "CloudBase-MCP",
          "vendor": "TencentCloudBase",
          "versions": [
            {
              "status": "affected",
              "version": "2.0"
            },
            {
              "status": "affected",
              "version": "2.1"
            },
            {
              "status": "affected",
              "version": "2.2"
            },
            {
              "status": "affected",
              "version": "2.3"
            },
            {
              "status": "affected",
              "version": "2.4"
            },
            {
              "status": "affected",
              "version": "2.5"
            },
            {
              "status": "affected",
              "version": "2.6"
            },
            {
              "status": "affected",
              "version": "2.7"
            },
            {
              "status": "affected",
              "version": "2.8"
            },
            {
              "status": "affected",
              "version": "2.9"
            },
            {
              "status": "affected",
              "version": "2.10"
            },
            {
              "status": "affected",
              "version": "2.11"
            },
            {
              "status": "affected",
              "version": "2.12"
            },
            {
              "status": "affected",
              "version": "2.13"
            },
            {
              "status": "affected",
              "version": "2.14"
            },
            {
              "status": "affected",
              "version": "2.15"
            },
            {
              "status": "affected",
              "version": "2.16"
            },
            {
              "status": "affected",
              "version": "2.17.0"
            },
            {
              "status": "unaffected",
              "version": "2.17.1"
            }
          ]
        }
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was found in TencentCloudBase CloudBase-MCP up to 2.17.0. Affected is the function openUrl of the file mcp/src/interactive-server.ts of the component open-url API Endpoint. The manipulation of the argument req.body.url results in server-side request forgery. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version 2.17.1 is able to address this issue. The patch is identified as 3f678a1e7bd400cd76469d61024097d4920dc6b5. It is recommended to upgrade the affected component."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad fue encontrada en TencentCloudBase CloudBase-MCP hasta la versi\u00f3n 2.17.0. Afectada es la funci\u00f3n openUrl del archivo mcp/src/interactive-server.ts del componente open-url API Endpoint. La manipulaci\u00f3n del argumento req.body.url resulta en falsificaci\u00f3n de petici\u00f3n del lado del servidor. Es posible lanzar el ataque remotamente. El exploit ha sido hecho p\u00fablico y podr\u00eda ser usado. La actualizaci\u00f3n a la versi\u00f3n 2.17.1 es capaz de abordar este problema. El parche se identifica como 3f678a1e7bd400cd76469d61024097d4920dc6b5. Se recomienda actualizar el componente afectado."
    }
  ],
  "id": "CVE-2026-7221",
  "lastModified": "2026-07-24T08:10:00.150",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "cna@vuldb.com",
        "type": "Secondary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.4,
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-7221",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-04-28T13:59:37.594891Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-04-28T04:16:26.880",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/TencentCloudBase/CloudBase-MCP/"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/TencentCloudBase/CloudBase-MCP/commit/3f678a1e7bd400cd76469d61024097d4920dc6b5"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/TencentCloudBase/CloudBase-MCP/issues/509"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/TencentCloudBase/CloudBase-MCP/pull/510"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/TencentCloudBase/CloudBase-MCP/releases/tag/v2.17.1"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/802230"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/359821"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/359821/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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