Unauthenticated Adjacent Improper Certificate Validation Vulnerability leads to Information Disclosure in HPE Networking Fabric Composer

published 2026-11-03 5 d ago modified 2026-11-09 1 h ago also EUVD-2026-116284

cvss: 8.0; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 0%
public exploits: 0; none known

An improper certificate validation vulnerability in HPE Networking Fabric Composer could allow an unauthenticated adjacent attacker to intercept communications between the affected system and remote servers if certain preconditions outside of the attacker's control are met. Successful exploitation could allow an attacker to obtain sensitive information.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 1 h ago (2026-11-09)

Exploit prediction

0.10% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.0	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Affected products

Hewlett Packard Enterprise (HPE) Fabric Composer

Classification

Weakness

CWE-295 Improper Certificate Validation

References

support.hpe.com /hpesc/public/docDisplay?docId=hpesbnw05172en_us&docLocale=en_US

Sources

CVE List CVE-2026-95740
NVD CVE-2026-95740

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary