CVE-2026-73742

Improper Client Address Validation allows Request Attribution Spoofing in Fabric Composer API Endpoint

Published Sep 1, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
A vulnerability in an API endpoint of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to spoof the source address attributed to their requests. Successful exploitation could allow an attacker to cause inaccurate attribution information to be recorded on the affected system.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Arubanetworks
Arubanetworks fabric Composer
CPEs cpe:2.3:a:arubanetworks:fabric_composer:*:*:*:*:*:*:*:*
Vendors & Products Arubanetworks
Arubanetworks fabric Composer
Type Values Removed Values Added
First Time appeared Hewlett Packard Enterprise (hpe)
Hewlett Packard Enterprise (hpe) fabric Composer
Vendors & Products Hewlett Packard Enterprise (hpe)
Hewlett Packard Enterprise (hpe) fabric Composer
Type Values Removed Values Added
Description A vulnerability in an API endpoint of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to spoof the source address attributed to their requests. Successful exploitation could allow an attacker to cause inaccurate attribution information to be recorded on the affected system.
Title Improper Client Address Validation allows Request Attribution Spoofing in Fabric Composer API Endpoint
Weaknesses CWE-290
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hpe
Published
Updated
Sep 1, 2026, 8:24 PM
Reserved
Aug 13, 2026, 4:38 PM
Status
Analyzed
Published
Sep 1, 2026, 8:17 PM
Modified
Sep 3, 2026, 3:13 PM