Vulnerability-Lookup

JVNDB-2026-032928

Vulnerability from jvndb - Published: 2026-09-14 01:55 - Updated:2026-09-14 01:55

Severity

7.4 (High) - cvssV3_0 - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

Summary

Vulnerability in Cosminexus Component Container

Details

Cosminexus Service Coordinator, which uses the SOAP communication infrastructure of Cosminexus Component Container, contains an XXE (XML External Entity) vulnerability in user-defined reception services (SOAP reception services) or SOAP adapters operating in SOAP 1.1 mode.

References

Type

URL

CVE

https://www.cve.org/CVERecord?id=CVE-2026-71375

Impacted products

Vendor

Product

	Hitachi, Ltd	uCosminexus Service Architect
	Hitachi, Ltd	uCosminexus Service Platform
	Hitachi, Ltd	uCosminexus Service Platform(64)

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-032928.html",
  "dc:date": "2026-09-14T10:55+09:00",
  "dcterms:issued": "2026-09-14T10:55+09:00",
  "dcterms:modified": "2026-09-14T10:55+09:00",
  "description": "Cosminexus Service Coordinator, which uses the SOAP communication infrastructure of Cosminexus Component Container, contains an XXE (XML External Entity) vulnerability in user-defined reception services (SOAP reception services) or SOAP adapters operating in SOAP 1.1 mode.",
  "link": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-032928.html",
  "sec:cpe": [
    {
      "#text": "cpe:/a:hitachi:ucosminexus_service_architect",
      "@product": "uCosminexus Service Architect",
      "@vendor": "Hitachi, Ltd",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/a:hitachi:ucosminexus_service_platform",
      "@product": "uCosminexus Service Platform",
      "@vendor": "Hitachi, Ltd",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/a:hitachi:ucosminexus_service_platform_64",
      "@product": "uCosminexus Service Platform(64)",
      "@vendor": "Hitachi, Ltd",
      "@version": "2.2"
    }
  ],
  "sec:cvss": {
    "@score": "7.4",
    "@severity": "High",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2026-032928",
  "sec:references": {
    "#text": "https://www.cve.org/CVERecord?id=CVE-2026-71375",
    "@id": "CVE-2026-71375",
    "@source": "CVE"
  },
  "title": "Vulnerability in Cosminexus Component Container"
}

CVE-2026-71375 (GCVE-0-2026-71375)

Vulnerability from cvelistv5 – Published: 2026-09-08 07:56 – Updated: 2026-09-08 12:25

Title

XXE Vulnerability in Cosminexus Component Container

Summary

Improper restriction of XML external entity reference vulnerability in Cosminexus Component Container. This issue affects Cosminexus Component Container: from 11-70-01 before 11-70-03, from 11-60 before 11-60-03, from 11-50 through 11-50-03, from 11-40 through 11-40-03, from 11-30 through 11-30-08, from 11-20 before 11-20-10, from 11-10 through 11-10-11, from 11-00 before 11-00-13, from 09-87 before 09-87-10, from 09-80 before 09-80-05, from 09-70 before 09-70-28, from 09-50 through 09-50-22, and from 09-00 through 09-00-18.

Severity

7.4 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-08 12:25 UTC

CWE

CWE-611 - Improper restriction of XML external entity reference

Assigner

Hitachi jpcert root

References

1 reference

URL	Tags
https://www.hitachi.com/products/it/software/secu…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Hitachi	Cosminexus Component Container	Affected: 11-70-01 , < 11-70-03 (custom) Affected: 11-60 , < 11-60-03 (custom) Affected: 11-50 , ≤ 11-50-03 (custom) Affected: 11-40 , ≤ 11-40-03 (custom) Affected: 11-30 , ≤ 11-30-08 (custom) Affected: 11-20 , < 11-20-10 (custom) Affected: 11-10 , ≤ 11-10-11 (custom) Affected: 11-00 , < 11-00-13 (custom) Affected: 09-87 , < 09-87-10 (custom) Affected: 09-80 , < 09-80-05 (custom) Affected: 09-70 , < 09-70-28 (custom) Affected: 09-50 , ≤ 09-50-22 (custom) Affected: 09-00 , ≤ 09-00-18 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-71375",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-08T12:25:41.232196Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-08T12:25:49.908Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "Linux",
            "AIX"
          ],
          "product": "Cosminexus Component Container",
          "vendor": "Hitachi",
          "versions": [
            {
              "changes": [
                {
                  "at": "11-70-03",
                  "status": "unaffected"
                }
              ],
              "lessThan": "11-70-03",
              "status": "affected",
              "version": "11-70-01",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "11-60-03",
                  "status": "unaffected"
                }
              ],
              "lessThan": "11-60-03",
              "status": "affected",
              "version": "11-60",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "11-50-03",
              "status": "affected",
              "version": "11-50",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "11-40-03",
              "status": "affected",
              "version": "11-40",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "11-30-08",
              "status": "affected",
              "version": "11-30",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "11-20-10",
                  "status": "unaffected"
                }
              ],
              "lessThan": "11-20-10",
              "status": "affected",
              "version": "11-20",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "11-10-11",
              "status": "affected",
              "version": "11-10",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "11-00-13",
                  "status": "unaffected"
                }
              ],
              "lessThan": "11-00-13",
              "status": "affected",
              "version": "11-00",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "09-87-10",
                  "status": "unaffected"
                }
              ],
              "lessThan": "09-87-10",
              "status": "affected",
              "version": "09-87",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "09-80-05",
                  "status": "unaffected"
                }
              ],
              "lessThan": "09-80-05",
              "status": "affected",
              "version": "09-80",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "09-70-28",
                  "status": "unaffected"
                }
              ],
              "lessThan": "09-70-28",
              "status": "affected",
              "version": "09-70",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "09-50-22",
              "status": "affected",
              "version": "09-50",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "09-00-18",
              "status": "affected",
              "version": "09-00",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper restriction of XML external entity reference vulnerability in Cosminexus Component Container.\u003cp\u003eThis issue affects Cosminexus Component Container: from 11-70-01 before 11-70-03, from 11-60 before 11-60-03, from 11-50 through 11-50-03, from 11-40 through 11-40-03, from 11-30 through 11-30-08, from 11-20 before 11-20-10, from 11-10 through 11-10-11, from 11-00 before 11-00-13, from 09-87 before 09-87-10, from 09-80 before 09-80-05, from 09-70 before 09-70-28, from 09-50 through 09-50-22, and from 09-00 through 09-00-18.\u003c/p\u003e"
            }
          ],
          "value": "Improper restriction of XML external entity reference vulnerability in Cosminexus Component Container.\n\nThis issue affects Cosminexus Component Container: from 11-70-01 before 11-70-03, from 11-60 before 11-60-03, from 11-50 through 11-50-03, from 11-40 through 11-40-03, from 11-30 through 11-30-08, from 11-20 before 11-20-10, from 11-10 through 11-10-11, from 11-00 before 11-00-13, from 09-87 before 09-87-10, from 09-80 before 09-80-05, from 09-70 before 09-70-28, from 09-50 through 09-50-22, and from 09-00 through 09-00-18."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-221",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-221 Data Serialization External Entities Blowup"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-611",
              "description": "CWE-611 Improper restriction of XML external entity reference",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-08T07:56:36.056Z",
        "orgId": "50d0f415-c707-4733-9afc-8f6c0e9b3f82",
        "shortName": "Hitachi"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-131/index.html"
        }
      ],
      "source": {
        "advisory": "hitachi-sec-2026-131",
        "discovery": "UNKNOWN"
      },
      "title": "XXE Vulnerability in Cosminexus Component Container",
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "50d0f415-c707-4733-9afc-8f6c0e9b3f82",
    "assignerShortName": "Hitachi",
    "cveId": "CVE-2026-71375",
    "datePublished": "2026-09-08T07:56:36.056Z",
    "dateReserved": "2026-08-06T08:05:05.247Z",
    "dateUpdated": "2026-09-08T12:25:49.908Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

JVNDB-2026-032928

CVE-2026-71375 (GCVE-0-2026-71375)

Tags

Sightings

Nomenclature