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MEDIUM CISA KEV

CVE-2025-1976

CVSS v3

6.7

MEDIUM

EPSS Score

0.7 %

exploit probability, as of 2026-10-19

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2025-1976 yet.

Full record on NVD

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.

CISA Known Exploited Vulnerability

Date Added
2025-04-28
Patch Due Date
2025-05-19
Ransomware Use
Unknown

Technical details

Published
2025-04-24

Frequently asked questions

What is CVE-2025-1976?

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.

Is CVE-2025-1976 actively exploited?

Yes. CVE-2025-1976 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2025-05-19.

What is the CVSS score for CVE-2025-1976?

CVE-2025-1976 has a CVSS v3 base score of 6.7 (MEDIUM severity).

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