Medium severity · published Sep 1, 2026
CVE-2026-73735
Authenticated Access Control Vulnerabilities allow Information Disclosure in HPE Networking Fabric Composer API
5.4
CVSS
0.3%
EPSS
No
On KEV
Description
Vulnerabilities in the API of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to access some information beyond their privilege level. Successful exploitation could allow an attacker to obtain limited information and/or make limited changes beyond what is authorized by the user's existing privilege level.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 17% 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-2026-73735
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-73735
Vendor Advisory
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US
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