Vulnerability-Lookup

JVNDB-2026-000134

Vulnerability from jvndb - Published: 2026-09-16 06:05 - Updated:2026-09-16 06:05

Severity

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

Summary

XikeStor Layer3 switches miss authentication for downloading configuration data

Details

XikeStor Layer3 switches contain the vulnerability listed below.

Missing authentication for downloading configuration (CWE-306) - CVE-2026-88263

References

Type

URL

	JVN	https://jvn.jp/en/jp/JVN45281119/index.html
	CVE	https://www.cve.org/CVERecord?id=CVE-2026-88263
	No Mapping(CWE-Other)	https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html

Impacted products

Vendor

Product

	XikeStor	SKS8300-12E2T2X
	XikeStor	SKS8300-8T
	XikeStor	SKS8310-8X

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-000134.html",
  "dc:date": "2026-09-16T15:05+09:00",
  "dcterms:issued": "2026-09-16T15:05+09:00",
  "dcterms:modified": "2026-09-16T15:05+09:00",
  "description": "XikeStor Layer3 switches contain the vulnerability listed below.\u003ca href=\u0027https://cwe.mitre.org/data/definitions/306.html\u0027 target=\u0027_blank\u0027\u003e\u003c/a\u003e\u003cul\u003e\u003cli\u003eMissing authentication for downloading configuration (CWE-306) - CVE-2026-88263\u003c/li\u003e\u003c/ul\u003e",
  "link": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-000134.html",
  "sec:cpe": [
    {
      "#text": "cpe:/h:misc:xikestor_sks8300-12e2t2x",
      "@product": "SKS8300-12E2T2X",
      "@vendor": "XikeStor",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/h:misc:xikestor_sks8300-8t",
      "@product": "SKS8300-8T",
      "@vendor": "XikeStor",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/h:misc:xikestor_sks8310-8x",
      "@product": "SKS8310-8X",
      "@vendor": "XikeStor",
      "@version": "2.2"
    }
  ],
  "sec:cvss": {
    "@score": "7.5",
    "@severity": "High",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2026-000134",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/jp/JVN45281119/index.html",
      "@id": "JVN#45281119",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2026-88263",
      "@id": "CVE-2026-88263",
      "@source": "CVE"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-Other",
      "@title": "No Mapping(CWE-Other)"
    }
  ],
  "title": "XikeStor Layer3 switches miss authentication for downloading configuration data"
}

CVE-2026-88263 (GCVE-0-2026-88263)

Vulnerability from cvelistv5 – Published: 2026-09-16 07:29 – Updated: 2026-09-16 07:29

Summary

XikeStor Layer3 switches miss authentication for downloading configuration data. Unauthenticated attacker may retrieve the configuration data containing network configurations and passwords to operate the affected product improperly or to exploit the affected product as a jump host.

Severity

7.5 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CWE

CWE-306 - Missing authentication for critical function

Assigner

jpcert jpcert root

References

2 references

URL	Tags
https://www.xikestor.com/security-advisory/
https://jvn.jp/en/jp/JVN45281119/

Impacted products

3 products

Vendor	Product	Version
XikeStor	SKS8310-8X	Affected: 0 , < V1.04.B09 (semver)
XikeStor	SKS8300-8T	Affected: 0 , < V1.04.B09 (semver)
XikeStor	SKS8300-12E2T2X	Affected: 0 , < V1.04.B09 (semver)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "SKS8310-8X",
          "vendor": "XikeStor",
          "versions": [
            {
              "lessThan": "V1.04.B09",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SKS8300-8T",
          "vendor": "XikeStor",
          "versions": [
            {
              "lessThan": "V1.04.B09",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "SKS8300-12E2T2X",
          "vendor": "XikeStor",
          "versions": [
            {
              "lessThan": "V1.04.B09",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "XikeStor Layer3 switches miss authentication for downloading configuration data. Unauthenticated attacker may retrieve the configuration data containing network configurations and passwords to operate the affected product improperly or to exploit the affected product as a jump host."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        },
        {
          "cvssV4_0": {
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-306",
              "description": "Missing authentication for critical function",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-16T07:29:24.441Z",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "url": "https://www.xikestor.com/security-advisory/"
        },
        {
          "url": "https://jvn.jp/en/jp/JVN45281119/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2026-88263",
    "datePublished": "2026-09-16T07:29:24.441Z",
    "dateReserved": "2026-09-10T00:56:14.741Z",
    "dateUpdated": "2026-09-16T07:29:24.441Z",
    "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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.