CVE-2026-76657 — CRITICAL (10.0)

Q: How severe is CVE-2026-76657?

CVE-2026-76657 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2026-76657?

Check the references section above for vendor advisories and patch information. Affected products include: Arubanetworks Fabric Composer.

Vulnerability Description

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.

CVSS Score

10.0

CRITICAL

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 Products

Vendor	Product	Versions
Arubanetworks	Fabric Composer	< 7.3.4

Related Weaknesses (CWE)

CWE-287

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocalVendor Advisory

FAQ

What is CVE-2026-76657?

CVE-2026-76657 is a vulnerability with a CVSS score of 10.0 (CRITICAL). 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. Succes...

How severe is CVE-2026-76657?

CVE-2026-76657 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-76657?

Check the references section above for vendor advisories and patch information. Affected products include: Arubanetworks Fabric Composer.