CVE-2026-73726CWE-287CWE-306

CVE-2026-73726

Medium · published September 2, 2026

CVSS v3.1
6.8
EPSS
0%
Percentile
16.5
In the wild
Unconfirmed
What it is

A vulnerability has been identified in the underlying operating system of HPE Networking Fabric Composer that could potentially allow an unauthenticated adjacent actor to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative access, modify system configurations, and access or manipulate sensitive data.

The record
Technical detail
CVSS v3.1
6.8 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00257 · 16.5th percentile
Weaknesses
CWE-287 · Improper Authentication; CWE-306 · Missing Authentication for Critical Function
Published
2026-09-02T00:17Z
Affected products (1)
ProductVersionsFixed in
arubanetworks/fabric_composer< 7.3.47.3.4
References (1)
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US · [email protected]
EPSS history
Timeline
  • 03 SEP 03:32Z
    EPSS moved — → 0%
    epss
  • 01 SEP 19:47Z
    Authentication Bypass in HPE Networking Fabric Composer allows Unauthorized Administrative Access
    cvelistv5