{"id":"CVE-2026-85421","revision":null,"records":[{"revision":"c3a457ee12c94825b267c4d9c68b1a52","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-85421","aliases":[],"title":"A critical security vulnerability has been identified in Brocade ASCG versions before 3.5.0. The HTTPS service fails to properly enforce authentication or access control checks on incoming requests. An unauthenticated attacker with network …","description":"A critical security vulnerability has been identified in Brocade ASCG versions before 3.5.0. The HTTPS service fails to properly enforce authentication or access control checks on incoming requests. An unauthenticated attacker with network access can issue control commands, alter cluster states, and modify system configurations, leading to a complete compromise of the streaming service control plane.","state":0,"publishedAt":"2026-10-08T06:16:11.177+00:00","modifiedAt":"2026-10-08T17:49:56.276+00:00","affected":[{"ecosystem":"Vendor product","name":"Brocade Active Support Connectivity Gateway","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Brocade\",\n                    \"product\": \"Brocade Active Support Connectivity Gateway\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"3.5.0\",\n                            \"versionType\": \"Brocade ASC-G\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":8.7,"severity":"HIGH"}],"references":["https://support.broadcom.com/external/content/SecurityAdvisories/0/38378"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-85421","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-85421","identifiers":["CVE-2026-85421"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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