{"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": "2026-09-16T20:02:33.652Z"}, "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"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "Cisco Nexus Dashboard", "vendor": "Cisco", "versions": [{"status": "affected", "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"}]}], "source": "[email protected]"}], "cveTags": [], "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."}], "id": "CVE-2026-20326", "lastModified": "2026-09-16T20:35:23.620", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "[email protected]", "type": "Primary"}]}, "published": "2026-09-16T20:17:23.480", "references": [{"source": "[email protected]", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-ndw1-psFvnrg"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "[email protected]", "type": "Primary"}]}

{}

{}