CVE-2026-73711

Unauthenticated Privilege Escalation allows Administrative Access in HPE Networking Fabric Composer API

HIGH
8.1
CVSS Score
Published: September 1, 2026 at 07:46 PM UTC
Updated: September 2, 2026 at 04:32 PM UTC
2 products affected across 2 vendorsFabric ComposerFabric Composer

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Severity
HIGH8.1
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

A privilege escalation vulnerability exists in the API endpoint of HPE Networking Fabric Composer. Successful exploitation could allow an unauthenticated remote attacker to gain administrative privileges leading to complete compromise of the HPE Networking Fabric Composer host.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 7.3.4
Affected range stops below 7.3.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGHhpe
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-269

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