{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-20326","assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","state":"PUBLISHED","assignerShortName":"cisco","dateReserved":"2025-10-08T11:59:15.411Z","datePublished":"2026-09-16T20:02:33.652Z","dateUpdated":"2026-09-18T13:41:17.102Z"},"containers":{"cna":{"title":"Cisco Nexus Dashboard Software Security Hardening Release September 2026 - Missing Authentication for Critical Function","metrics":[{"format":"cvssV3_1","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"descriptions":[{"lang":"en","value":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Dashboard engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20326 are related to missing authentication for critical function issues that are grouped under the Common Weakness Enumeration (CWE) CWE-306."}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-ndw1-psFvnrg","name":"cisco-sa-hardening-ndw1-psFvnrg"}],"exploits":[{"lang":"en","value":"The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."}],"source":{"advisory":"cisco-sa-hardening-ndw1-psFvnrg","discovery":"INTERNAL","defects":["CSCwu28001"]},"problemTypes":[{"descriptions":[{"lang":"en","description":"Missing Authentication for Critical Function","type":"cwe","cweId":"CWE-306"}]}],"affected":[{"vendor":"Cisco","product":"Cisco Nexus Dashboard","versions":[{"version":"2.1(1d)","status":"affected"},{"version":"2.1(1e)","status":"affected"},{"version":"2.1(2d)","status":"affected"},{"version":"2.2(1h)","status":"affected"},{"version":"2.2(1e)","status":"affected"},{"version":"2.2(2d)","status":"affected"},{"version":"2.1(2f)","status":"affected"},{"version":"2.3(1c)","status":"affected"},{"version":"2.3(2b)","status":"affected"},{"version":"2.3(2c)","status":"affected"},{"version":"2.3(2d)","status":"affected"},{"version":"2.3(2e)","status":"affected"},{"version":"3.0(1f)","status":"affected"},{"version":"3.0(1i)","status":"affected"},{"version":"3.1(1k)","status":"affected"},{"version":"3.1(1l)","status":"affected"},{"version":"3.2(1e)","status":"affected"},{"version":"3.2(1i)","status":"affected"},{"version":"3.3(1a)","status":"affected"},{"version":"3.3(1b)","status":"affected"},{"version":"3.3(2b)","status":"affected"},{"version":"4.0(1i)","status":"affected"},{"version":"3.3(2g)","status":"affected"},{"version":"3.2(2f)","status":"affected"},{"version":"3.2(2g)","status":"affected"},{"version":"3.2(2m)","status":"affected"},{"version":"3.1(1n)","status":"affected"},{"version":"4.1(1g)","status":"affected"},{"version":"4.2.1","status":"affected"}],"defaultStatus":"unknown"}],"providerMetadata":{"orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","shortName":"cisco","dateUpdated":"2026-09-16T20:02:33.652Z"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-20326","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-09-18T03:55:43.100198Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-18T13:41:17.102Z"}}]}}