Authentication Bypass in the API of HPE Networking Fabric Composer allows Data Exposure and Unauthorized Changes
Summary
| CVE | CVE-2026-73706 |
|---|---|
| State | PUBLISHED |
| Assigner | hpe |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-01 20:17:17 UTC |
| Updated | 2026-09-02 16:17:20 UTC |
| Description | 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. |
Risk And Classification
Primary CVSS: v3.1 8.6 HIGH from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
EPSS: 0.002810000 probability, percentile 0.203570000 (date 2026-09-06)
Problem Types: CWE-306 | CWE-306 CWE-306 Missing Authentication for Critical Function
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Secondary | 8.6 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L |
| 3.1 | CNA | CVSS | 8.6 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
LowIntegrity
HighAvailability
LowCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
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.