CVE-2026-87660

An improper file permission and missing authorization vulnerability exists in the diagnostic kernel module subsystem of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. An unprivileged local user can invoke privileged hardware tests, force system error conditions, reset hardware blades, or disrupt storage fabric operations.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.broadcom.com/external/content/SecurityAdvisories/0/39155	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:broadcom:fabric_operating_system::::::::
	cpe:2.3:o:broadcom:fabric_operating_system::::::::

History

14 Oct 2026, 19:15

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.1
First Time		Broadcom fabric Operating System Broadcom
CPE		cpe:2.3:o:broadcom:fabric_operating_system::::::::
References	~~() https://support.broadcom.com/external/content/SecurityAdvisories/0/39155 -~~	() https://support.broadcom.com/external/content/SecurityAdvisories/0/39155 - Vendor Advisory

08 Oct 2026, 04:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-08 04:17

Updated : 2026-10-14 19:15

NVD link : CVE-2026-87660

Mitre link : CVE-2026-87660

CVE.ORG link : CVE-2026-87660

JSON object : View

Products Affected

broadcom

fabric_operating_system

CWE

CWE-732

Incorrect Permission Assignment for Critical Resource

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