CVE-2026-73700 (GCVE-0-2026-73700)

Vulnerability from cvelistv5 – Published: 2026-09-01 19:31 – Updated: 2026-09-01 20:24
VLAI
Title
Authenticated Stored Cross-Site Scripting Vulnerability (XSS) in HPE Networking Fabric Composer Web-Based Management Interface
Summary
A vulnerability in the web-based management interface of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to conduct a stored cross-site scripting (XSS) attack against an administrative user of the interface. A successful exploit could allow an attacker to execute arbitrary script code in a victim's browser in the context of the affected interface.
Assigner
Impacted products
Vendor Product Version CPE status
Hewlett Packard Enterprise (HPE) Fabric Composer Affected: 7.0.0 , ≤ 7.3.3 (semver)
guessed Create a notification for this product.
Show details on NVD website

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  "containers": {
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        {
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          "product": "Fabric Composer",
          "vendor": "Hewlett Packard Enterprise (HPE)",
          "versions": [
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              "status": "affected",
              "version": "7.0.0",
              "versionType": "semver"
            }
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      ],
      "credits": [
        {
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          "type": "reporter",
          "value": "This vulnerability was discovered by internal security research at HPE Networking."
        }
      ],
      "descriptions": [
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          "value": "A vulnerability in the web-based management interface of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to conduct a stored cross-site scripting (XSS) attack against an administrative user of the interface. A successful exploit could allow an attacker to execute arbitrary script code in a victim\u0027s browser in the context of the affected interface."
        }
      ],
      "metrics": [
        {
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H",
            "version": "3.1"
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          "scenarios": [
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              "value": "GENERAL"
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      "providerMetadata": {
        "dateUpdated": "2026-09-01T20:24:15.938Z",
        "orgId": "eb103674-0d28-4225-80f8-39fb86215de0",
        "shortName": "hpe"
      },
      "references": [
        {
          "url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us\u0026docLocale=en_US"
        }
      ],
      "source": {
        "advisory": "HPESBNW05133",
        "discovery": "INTERNAL"
      },
      "title": "Authenticated Stored Cross-Site Scripting Vulnerability (XSS) in HPE Networking Fabric Composer Web-Based Management Interface",
      "x_generator": {
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      }
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    "assignerShortName": "hpe",
    "cveId": "CVE-2026-73700",
    "datePublished": "2026-09-01T19:31:15.296Z",
    "dateReserved": "2026-08-13T16:35:39.126Z",
    "dateUpdated": "2026-09-01T20:24:15.938Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-73700",
      "date": "2026-09-02",
      "epss": "0.0029",
      "percentile": "0.21165"
    },
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  }
}



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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.
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