CVE-2026-87660CWE-732

CVE-2026-87660

High · published October 8, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
1.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CVSS v4.0
7.0 · CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00110 · 1.2th percentile
Weakness
CWE-732 · Incorrect Permission Assignment for Critical Resource
Published
2026-10-08T08:17Z
Affected products (2)
ProductVersionsFixed in
broadcom/fabric_operating_system< 9.2.2d9.2.2d
broadcom/fabric_operating_system≥ 10.0.0, < 10.0.110.0.1
References (1)
https://support.broadcom.com/external/content/SecurityAdvisories/0/39155 · [email protected]
EPSS history
Timeline
  • 09 OCT 03:32Z
    EPSS moved — → 0%
    epss
  • 08 OCT 03:59Z
    An improper file permission and missing authorization vulnerability exists in the diagnostic kernel module subsystem of Brocade Fabric OS versions before…
    cvelistv5
  • 08 OCT 03:59Z
    An improper file permission and missing authorization vulnerability exists in the diagnostic kernel module subsystem of Brocade Fabric OS versions before…
    cvelistv5