CVE-2026-73730

Analyzed Analyzed - Analysis Complete

Privilege Escalation in HPE Networking Fabric Composer API

Publication date: 2026-09-01

Last updated on: 2026-09-03

Assigner: Hewlett Packard Enterprise (HPE)

Description

A privilege escalation vulnerability exists in the API of HPE Networking Fabric Composer. Successful exploitation could allow an authenticated low privilege operator user to change the state of certain settings of a vulnerable system.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-01

Last Modified

2026-09-03

Generated

2026-09-22

AI Q&A

2026-09-02

EPSS Evaluated

2026-09-21

NVD

CVE-2026-73730

EUVD

EUVD-2026-69457

Affected Vendors & Products

Vendor	Product	Version / Range
arubanetworks	fabric_composer	to 7.3.3 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-269	The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Attack-Flow Graph

Executive Summary

This is a privilege escalation vulnerability in HPE Networking Fabric Composer's API. An authenticated low privilege operator user can exploit it to modify certain system settings, potentially gaining unauthorized control.

Detection Guidance

Detection methods are not specified in the provided CVE details. Focus on monitoring HPE Networking Fabric Composer API logs for unauthorized state changes or privilege modifications by low-privilege users.

Impact Analysis

If exploited, an attacker with low privileges could change system settings, leading to unauthorized access or control of the vulnerable system. This may disrupt operations or allow further attacks.

Compliance Impact

The vulnerability allows an authenticated low privilege user to change system settings, which could lead to unauthorized modifications. This may impact compliance by potentially violating data integrity or access control requirements in standards like GDPR or HIPAA.

Mitigation Strategies

Immediately update HPE Networking Fabric Composer to the latest patched version. Restrict API access to authorized users only and review user privileges to ensure low privilege operators cannot modify system settings.

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