---
title: "CVE-2025-1976: Code injection exposure in Fabric OS 9.1.0… | CubePath"
description: "Brocade Fabric OS versions starting with 9.1.0 have root access removed, however, a local user with admin privilege can potentially execute arbitrary…"
language: en
source: https://cubepath.com/security/cve/CVE-2025-1976
---

# CVE-2025-1976: Code injection exposure in Fabric OS 9.1.0… | CubePath

## Description

Brocade Fabric OS versions starting with 9.1.0 have root access removed, however, a local user with admin privilege can potentially execute arbitrary code with full root privileges on Fabric OS versions 9.1.0 through 9.1.1d6.

Official description from the CVE record, published by brocade. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-1976)

## Key data

### CVSS 4.0 High 8.6

Score published by brocade in the CVE record.

CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

| Metric                              | Value    | What it means                                                                                                   |
| ----------------------------------- | -------- | --------------------------------------------------------------------------------------------------------------- |
| Attack vector                       | Adjacent | The attacker needs to be on the same shared network segment or a closely related one.                           |
| Attack complexity                   | Low      | No measurable action is needed to get around the system's built-in security controls. The attack is repeatable. |
| Attack requirements                 | None     | The attack works without any special deployment or execution conditions.                                        |
| Privileges required                 | Low      | A basic user account is needed.                                                                                 |
| User interaction                    | None     | No action from any user is needed.                                                                              |
| Vulnerable system: confidentiality  | High     | Serious or total effect on the secrecy of data.                                                                 |
| Vulnerable system: integrity        | High     | Serious or total effect on the trustworthiness of data.                                                         |
| Vulnerable system: availability     | High     | Serious or total effect on availability.                                                                        |
| Subsequent systems: confidentiality | None     | No effect on other systems' data secrecy.                                                                       |
| Subsequent systems: integrity       | None     | No effect on other systems' data trustworthiness.                                                               |
| Subsequent systems: availability    | None     | No effect on other systems' availability.                                                                       |

CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at [first.org/cvss](https://www.first.org/cvss/) .

### EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score

0.00690 (0.7% probability)

Percentile

53.1%

Scores of

Nov 10, 2026

Model

v2026.06.15

### CISA Known Exploited Vulnerabilities

This CVE is listed in the CISA KEV catalog.

Name in the catalog

Broadcom Brocade Fabric OS Code Injection Vulnerability

Added to the catalog

Apr 28, 2025

Federal due date

May 19, 2025

### CISA assessment as of Apr 30, 2025

Stakeholder-Specific Vulnerability Categorization (SSVC) decision points added by CISA.

Exploitation

Recorded by CISA as active

Automatable

no

Technical impact

total

### Weakness (CWE)

CWE catalog version 5.0.

CWE names: Copyright © 2006-2026, The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CWE license.

- [CWE-94](https://cwe.mitre.org/data/definitions/94.html) Improper Control of Generation of Code

## Affected products

Products listed in the CVE record, as the CNA published them.

- Brocade Fabric OS

  - affected: Fabric OS versions 9.1.0 through 9.1.1d6

## References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

- [support.broadcom.com/web/ecx/support-content-notification/-…](https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25602)

## Timeline

1. ID reserved Mar 4, 2025
2. Record published Apr 24, 2025
3. Added to CISA KEV Apr 28, 2025
4. Record last updated Feb 26, 2026

## Look up another CVE

## About CubePath

CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection.

[Cloud VPS](https://cubepath.com/vps) [DDoS protection](https://cubepath.com/ddos-protection)

Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:19 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)