CVE-2026-87687

State: Published
Severity: 8.5 High
Published: Oct 8, 2026
Updated: Oct 9, 2026
Reserved: Sep 8, 2026

Description

An authorization and input validation vulnerability exists in Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. An authenticated user with restricted privileges in one Virtual Fabric can exploit this issue by submitting a specially crafted request containing an arbitrary fabric identifier. This allows the user to perform unauthorized cross-fabric operations and view configuration details within tenants/Virtual Fabrics to which they have not been granted access.

Scores

CVSS	Score	Vector	Source
4.0	8.5 High	CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N	brocade

Weaknesses

CWE-88 Improper Neutralization of Argument Delimiters or Special Sequences in Commands

Affected Products

Product	Versions
Fabric OSBrocade	before 9.2.2dAffected 10.0.0 through 10.0.0a1Affected

References

https://support.broadcom.com/external/content/SecurityAdvisories/0/39081

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