Low severity · published Sep 1, 2026
CVE-2026-73743
Unauthenticated Information Disclosure Leading to Data Exposure in HPE Networking Fabric Composer
3.7
CVSS
0.2%
EPSS
No
On KEV
Description
A vulnerability in the web-based management interface of HPE Networking Fabric Composer could allow an unauthenticated remote attacker to gain insight into some data handled by the affected interface. A successful exploit could allow an attacker to gain access to some data in a cleartext format possibly exposing other network infrastructure to further compromise.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% 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-2026-73743
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-73743
Vendor Advisory
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US
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