CVE-2026-73719

Modified Modified - Updated After Analysis

Arbitrary File Write in HPE Networking Fabric Composer Leads to Root Privilege Escalation

Publication date: 2026-09-01

Last updated on: 2026-09-02

Assigner: Hewlett Packard Enterprise (HPE)

Description

An arbitrary file write vulnerability exists in the API of HPE Networking Fabric Composer and could allow an authenticated administrative user to escalate privileges. Successful exploitation of this vulnerability may enable the attacker to execute arbitrary system commands with root privileges on the underlying operating system.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-01

Last Modified

2026-09-02

Generated

2026-09-22

AI Q&A

2026-09-01

EPSS Evaluated

2026-09-20

NVD

CVE-2026-73719

EUVD

EUVD-2026-69446

Affected Vendors & Products

Vendor	Product	Version / Range
arubanetworks	fabric_composer	to 7.3.4 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-73	The product allows user input to control or influence paths or file names that are used in filesystem operations.

Attack-Flow Graph

Executive Summary

This is an arbitrary file write vulnerability in the API of HPE Networking Fabric Composer. It allows an authenticated administrative user to escalate privileges and execute arbitrary system commands with root privileges on the underlying operating system.

Impact Analysis

An attacker with administrative access could exploit this to gain root-level control over the system, potentially leading to full system compromise, data theft, or further network infiltration.

Compliance Impact

This vulnerability allows an authenticated administrative user to escalate privileges and execute arbitrary system commands with root privileges. This could lead to unauthorized access, data breaches, or system compromise, which may violate compliance requirements under GDPR, HIPAA, or other regulations by exposing sensitive data or failing to maintain system integrity.

Mitigation Strategies

Apply patches or updates provided by HPE to address the arbitrary file write vulnerability in the API of HPE Networking Fabric Composer. Ensure only trusted administrative users have access to the system and monitor for unauthorized file writes or command executions.

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