CVE-2026-76657
Authentication Bypass in HPE Networking Fabric Composer API allows Administrative Access
CVSS Score
10.0
EPSS Score
0.0%
EPSS Percentile
0th
Vulnerabilities have been identified in the API of HPE Networking Fabric Composer that could potentially allow an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative privileges leading to complete compromise of the HPE Networking Fabric Composer host.
| Vendor | hewlett packard enterprise (hpe) |
| Product | fabric composer |
| Published | Sep 1, 2026 |
| Last Updated | Sep 1, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Hewlett Packard Enterprise (HPE) / Fabric Composer
7.0.0 ≤ 7.3.3
References
Credits
🔍 This vulnerability was discovered by internal security research at HPE Networking.