CVE-2026-73718

Modified Modified - Updated After Analysis

Information Disclosure in HPE Networking Fabric Composer

Publication date: 2026-09-01

Last updated on: 2026-09-02

Assigner: Hewlett Packard Enterprise (HPE)

Description

A vulnerability in the web-based management interface of HPE Networking Fabric Composer could allow an unauthenticated remote attacker to access sensitive information if the attacker can convince an authenticated user of the interface to interact with a specially crafted URL. Successful exploitation could allow an attacker to retrieve information which could be used to potentially gain further access to network services supported by HPE Networking Fabric Composer.

CVSS 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-2026-73718

EUVD

EUVD-2026-69445

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-352	The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This vulnerability allows an unauthenticated remote attacker to access sensitive information by tricking an authenticated user into clicking a specially crafted URL in the HPE Networking Fabric Composer web interface. Exploitation could lead to data exposure that might help the attacker gain further access to network services.

Detection Guidance

This vulnerability requires user interaction to exploit, so detection may involve monitoring for suspicious URLs accessed by authenticated users. Check web server logs for unusual GET requests containing sensitive parameters or crafted URLs. Inspect network traffic for outbound connections initiated by the HPE Networking Fabric Composer interface.

Impact Analysis

If exploited, this vulnerability could allow attackers to steal sensitive data, potentially leading to unauthorized access to network services managed by HPE Networking Fabric Composer. Users of the interface may unknowingly expose confidential information.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, violating compliance requirements like GDPR or HIPAA, which mandate strict protection of sensitive information. Organizations may face legal penalties or reputational damage if exploited.

Mitigation Strategies

Apply patches or updates from HPE as soon as they become available. Restrict access to the web-based management interface to trusted networks or IP addresses. Educate users to avoid clicking on untrusted links or URLs. Monitor for any unusual activity or unauthorized access attempts.

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