CVE-2026-73706 (GCVE-0-2026-73706)

Vulnerability from cvelistv5 – Published: 2026-09-01 19:46 – Updated: 2026-09-01 20:24
VLAI
Title
Authentication Bypass in the API of HPE Networking Fabric Composer allows Data Exposure and Unauthorized Changes
Summary
A vulnerability in the API of HPE Networking Fabric Composer could allow an unauthenticated remote attacker to obtain limited system information and to change the state of certain settings of a vulnerable system. Successful exploitation could allow an attacker to gain insight into internal services and workflows and to make unauthorized changes that may disrupt the normal operation of the affected service.
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

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "product": "Fabric Composer",
          "vendor": "Hewlett Packard Enterprise (HPE)",
          "versions": [
            {
              "lessThanOrEqual": "7.3.3",
              "status": "affected",
              "version": "7.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "This vulnerability was discovered by internal security research at HPE Networking."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability in the API of HPE Networking Fabric Composer could allow an unauthenticated remote attacker to obtain limited system information and to change the state of certain settings of a vulnerable system. Successful exploitation could allow an attacker to gain insight into internal services and workflows and to make unauthorized changes that may disrupt the normal operation of the affected service."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
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      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-01T20:24:20.548Z",
        "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": "Authentication Bypass in the API of HPE Networking Fabric Composer allows Data Exposure and Unauthorized Changes",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0",
    "assignerShortName": "hpe",
    "cveId": "CVE-2026-73706",
    "datePublished": "2026-09-01T19:46:29.045Z",
    "dateReserved": "2026-08-13T16:35:39.127Z",
    "dateUpdated": "2026-09-01T20:24:20.548Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-73706",
      "date": "2026-09-02",
      "epss": "0.00301",
      "percentile": "0.22262"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-73706\",\"sourceIdentifier\":\"security-alert@hpe.com\",\"published\":\"2026-09-01T20:17:17.977\",\"lastModified\":\"2026-09-02T16:17:20.260\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in the API of HPE Networking Fabric Composer could allow an unauthenticated remote attacker to obtain limited system information and to change the state of certain settings of a vulnerable system. Successful exploitation could allow an attacker to gain insight into internal services and workflows and to make unauthorized changes that may disrupt the normal operation of the affected service.\"}],\"affected\":[{\"source\":\"security-alert@hpe.com\",\"affectedData\":[{\"vendor\":\"Hewlett Packard Enterprise (HPE)\",\"product\":\"Fabric Composer\",\"defaultStatus\":\"affected\",\"versions\":[{\"version\":\"7.0.0\",\"lessThanOrEqual\":\"7.3.3\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-alert@hpe.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L\",\"baseScore\":8.6,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":3.9,\"impactScore\":4.7}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-09-02T15:21:12.688129Z\",\"id\":\"CVE-2026-73706\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"yes\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-306\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-306\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:arubanetworks:fabric_composer:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"7.3.4\",\"matchCriteriaId\":\"E34E933B-FAAD-41AB-8FC3-0368FF82F047\"}]}]}],\"references\":[{\"url\":\"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us\u0026docLocale=en_US\",\"source\":\"security-alert@hpe.com\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}



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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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