Unauthenticated Privilege Escalation allows Administrative Access in HPE Networking Fabric Composer API
Summary
| CVE | CVE-2026-73711 |
|---|---|
| State | PUBLISHED |
| Assigner | hpe |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-01 20:17:18 UTC |
| Updated | 2026-09-02 16:16:57 UTC |
| Description | A privilege escalation vulnerability exists in the API endpoint of HPE Networking Fabric Composer. Successful exploitation could allow an unauthenticated remote attacker to gain administrative privileges leading to complete compromise of the HPE Networking Fabric Composer host. |
Risk And Classification
Primary CVSS: v3.1 8.1 HIGH from [email protected]
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.002900000 probability, percentile 0.211860000 (date 2026-09-06)
Problem Types: CWE-269 | CWE-269 CWE-269 Improper Privilege Management
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Secondary | 8.1 | HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | CVSS | 8.1 | HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
HighPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Arubanetworks | Fabric Composer | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Hewlett Packard Enterprise HPE | Fabric Composer | affected 7.0.0 7.3.3 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| support.hpe.com/hpesc/public/docDisplay | [email protected] | support.hpe.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: This vulnerability was discovered by internal security research at HPE Networking. (en)
There are currently no legacy QID mappings associated with this CVE.