Authentication Bypass in HPE Networking Fabric Composer
CVE-2026-73742

4.3MEDIUM

Key Information:

Vendor

HP (HP)

Status
Fabric Composer
Vendor
CVE Published:
1 September 2026

What is CVE-2026-73742?

A vulnerability in the API endpoint of HPE Networking Fabric Composer could allow authenticated low-privilege operator users to spoof the source address of their requests. This misattribution can lead to potential security hazards where accurate tracking and accountability of actions within the system are compromised. Attackers may exploit this weakness to manipulate records on the affected system, resulting in misinformation and potentially undermining security measures.

Affected Version(s)

Fabric Composer 7.0.0 <= 7.3.3

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpe...

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Unknown contributor
.