CVE-2026-73706
Authentication Bypass in the API of HPE Networking Fabric Composer allows Data Exposure and Unauthorized Changes
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.
INFO
Published Date :
Sept. 1, 2026, 8:17 p.m.
Last Modified :
Sept. 2, 2026, 4:17 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | eb103674-0d28-4225-80f8-39fb86215de0 | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update HPE Networking Fabric Composer.
- Restrict access to the API.
- Monitor system logs for suspicious activity.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-73706.
| URL | Resource |
|---|---|
| https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-73706 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-73706
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-73706 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-73706 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Sep. 02, 2026
Action Type Old Value New Value Added CWE CWE-306 Added SSVC {'id': 'CVE-2026-73706', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-09-02T15:21:12.688129Z'} -
Initial Analysis by [email protected]
Sep. 02, 2026
Action Type Old Value New Value Added CWE CWE-306 Added CPE Configuration OR *cpe:2.3:a:arubanetworks:fabric_composer:*:*:*:*:*:*:*:* versions up to (excluding) 7.3.4 Added Reference Type Hewlett Packard Enterprise (HPE): https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US Types: Vendor Advisory -
New CVE Received by [email protected]
Sep. 01, 2026
Action Type Old Value New Value Added 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. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/73xxx/CVE-2026-73706.json">CVE-2026-73706</a> Added Reference https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US