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CVE-2026-73741

4.3 · MEDIUM

A vulnerability in the API of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to view some system files.

Published Sep 1, 2026arubanetworksCWE-284EPSS 0.27%

Overview

CVE-2026-73741 is a medium-severity vulnerability affecting arubanetworks fabric_composer. It was published on September 1, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

A vulnerability in the API of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to view some system files. Successful exploitation could allow an attacker to access limited data beyond what is authorized by the user's existing privilege level.

Remediation

Check the references section for vendor advisories and patches from arubanetworks. Update fabric_composer to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
arubanetworksfabric_composer0Affected

References

Refsupport.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US

How CyberStrike helps

Frequently asked questions

What is CVE-2026-73741?

CVE-2026-73741 is a medium-severity vulnerability affecting arubanetworks fabric_composer. It was published on September 1, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-73741?

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-73741?

Check the references section for vendor advisories and patches from arubanetworks. Update fabric_composer to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-73741?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-73741 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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