Vulnerability · Published Sep 1, 2026 · Assigned by hpe

CVE-2026-73726Authentication Bypass in HPE Networking Fabric Composer allows Unauthorized Administrative Access

Medium 6.8

In plain English

A medium-severity improper authentication in Fabric Composer from Hewlett Packard Enterprise (HPE). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).

Severity (CVSS 3.1)6.8Medium

Exploit odds (30 days)0.3%top 82.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
Hewlett Packard Enterprise (HPE)	Fabric Composer	7.0.0 – through 7.3.3

Weakness: CWE-287 · Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

References

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