{"id":"CVE-2026-87660","state":"PUBLISHED","title":"An improper file permission and missing authorization vulnerability exists in the diagnostic kernel module subsystem of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through ","description":"An improper file permission and missing authorization vulnerability exists in the diagnostic kernel module subsystem of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. An unprivileged local user can invoke privileged hardware tests, force system error conditions, reset hardware blades, or disrupt storage fabric operations.","publishedAt":"2026-10-08T03:59:21.404Z","updatedAt":"2026-10-08T17:56:54.843Z","severity":{"score":7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","source":"brocade"},"assigner":"brocade","products":["Brocade Fabric OS"],"affected":[{"vendor":"Brocade","product":"Fabric OS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"9.2.2d","versionType":"Brocade FabricOS"},{"version":"10.0.0","status":"affected","lessThanOrEqual":"10.0.0a1","versionType":"Brocade FabricOS"}]}],"references":["https://support.broadcom.com/external/content/SecurityAdvisories/0/39155"],"weaknesses":["CWE-732"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/87xxx/CVE-2026-87660.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-87660","state":"PUBLISHED","datePublished":"2026-10-08T03:59:21.404Z","dateUpdated":"2026-10-08T17:56:54.843Z","assignerShortName":"brocade","assignerOrgId":"87b297d7-335e-4844-9551-11b97995a791","dateReserved":"2026-09-08T22:51:12.105Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An improper file permission and missing authorization vulnerability exists in the diagnostic kernel module subsystem of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. An unprivileged local user can invoke privileged hardware tests, force system error conditions, reset hardware blades, or disrupt storage fabric operations."}],"affected":[{"vendor":"Brocade","product":"Fabric OS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"9.2.2d","versionType":"Brocade FabricOS"},{"version":"10.0.0","status":"affected","lessThanOrEqual":"10.0.0a1","versionType":"Brocade FabricOS"}]}],"references":[{"url":"https://support.broadcom.com/external/content/SecurityAdvisories/0/39155"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":7,"vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-732","lang":"en","description":"CWE-732: Incorrect Permission Assignment for Critical Resource","type":"CWE"}]}],"providerMetadata":{"shortName":"brocade","orgId":"87b297d7-335e-4844-9551-11b97995a791","dateUpdated":"2026-10-08T03:59:21.404Z"},"impacts":[{"capecId":"CAPEC-122","descriptions":[{"lang":"en","value":"CAPEC-122 Privilege Abuse"}]}],"solutions":[{"lang":"en","value":"Security update is provided in Brocade Fabric OS 9.2.2d and 10.0.1","supportingMedia":[{"type":"text/html","base64":false,"value":"<div>Security update is provided in Brocade Fabric OS 9.2.2d and 10.0.1</div>"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-08T15:19:03.170420Z","id":"CVE-2026-87660","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-08T17:56:54.843Z"}}]}}}