What is CVE-2026-0383?

CVE-2026-0383 is a high-severity vulnerability in Broadcom Fabric_operating_system, classified under OS Command Injection. CVSS score: 7.8/10. Published 2026-02-03.

How severe is CVE-2026-0383?

High severity. CVSS v3 base score is 7.8 out of 10.

RCE in Broadcom Fabric_operating_system

CVE-2026-0383

A vulnerability in Brocade Fabric OS could allow an authenticated, local attacker with privileges to access the Bash shell to access insecurely stored file contents including the history command.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.002 (9.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Broadcom Fabric_operating_system — versions 10.0.0
Brocade Fabric Os — versions before 9.2.1c2, 9.2.2 through 9.2.2a and 10.0.0

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

sirt@brocade.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-0383?: CVE-2026-0383 is a high-severity vulnerability in Broadcom Fabric_operating_system, classified under OS Command Injection. CVSS score: 7.8/10. Published 2026-02-03.
How severe is CVE-2026-0383?: High severity. CVSS v3 base score is 7.8 out of 10.