CVE-2026-73739
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API Cleartext Information Disclosure in HPE Networking Fabric Composer

Vulnerability report for CVE-2026-73739, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-09-01

Last updated on: 2026-09-01

Assigner: Hewlett Packard Enterprise (HPE)

Description

A vulnerability exists in the API of HPE Networking Fabric Composer that allows for an attacker with administrative privileges to access sensitive information in a cleartext format. A successful exploit allows an attacker to retrieve sensitive information that was expected to remain protected within the affected system.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-09-01
Last Modified
2026-09-01
Generated
2026-09-02
AI Q&A
2026-09-01
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
hpe networking_fabric_composer *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Attack-Flow Graph

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Executive Summary

This vulnerability is in HPE Networking Fabric Composer's API. It allows an attacker with admin access to view sensitive information in cleartext that should be protected.

Impact Analysis

If exploited, attackers could access sensitive data stored or transmitted by the system, potentially leading to data breaches or unauthorized information disclosure.

Compliance Impact

This vulnerability could lead to non-compliance with GDPR or HIPAA due to unauthorized access to sensitive data, potentially resulting in legal penalties or reputational damage.

Mitigation Strategies

Immediately restrict administrative access to HPE Networking Fabric Composer to only essential personnel. Review and update access controls to prevent unauthorized access. Ensure sensitive information is not stored or transmitted in cleartext.

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