CVE-2025-1976

Brocade Fabric OS

Published 24 Apr 2025 · updated 17 Jun 2026 · Analyzed

8.6 High · CVSS 4.0, brocade.com

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 28 Apr 2025, with a remediation deadline of 19 May 2025 for US federal agencies.

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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.

References

support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25602 · Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-1976 · US Government Resource