Critical severity · published Sep 1, 2026
CVE-2026-73701
Unauthenticated Remote Code Execution in HPE Networking Fabric Composer
9.0
CVSS
0.7%
EPSS
No
On KEV
Description
An unauthenticated remote code execution vulnerability exists in the underlying operating system of HPE Networking Fabric Composer and could be exploited if certain preconditions outside of the attacker's control are met. Successful exploitation of this vulnerability could allow an unauthenticated remote attacker to execute arbitrary code as a privileged user on the underlying operating system, leading to complete compromise of the HPE Networking Fabric Composer host.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FC
Fabric Composer · Hewlett Packard Enterprise (HPE)
7.0.0 through 7.3.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-73701
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-73701
Vendor Advisory
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US
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