How severe is CVE-2026-73745?

CVE-2026-73745 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-73745 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-73745?

CVE-2026-73745 affects Arubanetworks Fabric Composer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-73745?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-73745 published?

CVE-2026-73745 was published on 2026-09-01 and last updated on 2026-09-02.

CVE-2026-73745

CVE-2026-73745 is a low-severity vulnerability in Arubanetworks Fabric Composer with a CVSS 3.x base score of 3.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Low (CVSS 3.x base score 3.1)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Arubanetworks Fabric Composer
Published: 2026-09-01
Last modified: 2026-09-02

Description

A vulnerability in the API endpoint of HPE Networking Fabric Composer could allow an unauthenticated remote attacker to view some information handled by the affected system. Successful exploitation could allow an attacker to gain insight into internal services and workflows, increasing the risk of unauthorized access when combined with other vulnerabilities.

Frequently asked questions

What is CVE-2026-73745?: A vulnerability in the API endpoint of HPE Networking Fabric Composer could allow an unauthenticated remote attacker to view some information handled by the affected system. Successful exploitation could allow an attacker to gain insight into internal services and workflows, increasing the risk of unauthorized access when combined with other vulnerabilities.
How severe is CVE-2026-73745?: CVE-2026-73745 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-73745 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-73745?: CVE-2026-73745 affects Arubanetworks Fabric Composer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-73745?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-73745 published?: CVE-2026-73745 was published on 2026-09-01 and last updated on 2026-09-02.

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US

Affected products (1)

cpe:2.3:a:arubanetworks:fabric_composer:*:*:*:*:*:*:*:*

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