{"id":"CVE-2026-87673","title":"An OS command injection vulnerability exists in maintenance command-line diagnostic utilities on Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1","summary":"An OS command injection vulnerability exists in maintenance command-line diagnostic utilities on Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. The binary fails to sanitize user-supplied input options when invoking…","severity":"high","cvss":7,"cvssVector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","cwe":["CWE-78"],"vendor":"Brocade","product":"Fabric OS","affected":["fabric_os < 9.2.2d","fabric_os >= 10.0.0 <= 10.0.0a1"],"published":"2026-10-08","updated":"2026-10-08","sourceUpdated":"2026-10-08T04:17:53.117","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-87673","references":[{"url":"https://support.broadcom.com/external/content/SecurityAdvisories/0/39144","label":"sirt@brocade.com"}],"tags":["nvd","cve.org"],"cvssSource":"cna","ingestedAt":"2026-10-08T04:04:32.124Z","slug":"CVE-2026-87673","body":"## Overview\n\nAn OS command injection vulnerability exists in maintenance command-line diagnostic utilities on Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. The binary fails to sanitize user-supplied input options when invoking underlying system commands through a shell interpreter. A privileged user with maintenance account access can exploit this issue by supplying crafted parameters, which results in arbitrary OS command execution with root privileges.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":38.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}