{"schemaVersion":3,"id":"CVE-2026-20326","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"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.\n\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.","dates":{"published":"2026-09-16T20:02:33.652Z","modified":"2026-09-18T13:41:17.102Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.8,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00387,"percentile":0.31325,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00387},"history":[{"date":"2026-09-17T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00387,"percentile":0.31325}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00387,"percentile":0.31325}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-306","name":"Missing Authentication for Critical Function","description":"The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/306.html"}],"affected":[{"vendor":"cisco","product":"cisco nexus dashboard","name":"Cisco Nexus Dashboard","label":"cisco nexus dashboard","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2.1(1d)","noFixRecorded":false,"fixedIn":null},{"text":"2.1(1e)","noFixRecorded":false,"fixedIn":null},{"text":"2.1(2d)","noFixRecorded":false,"fixedIn":null},{"text":"2.2(1h)","noFixRecorded":false,"fixedIn":null},{"text":"2.2(1e)","noFixRecorded":false,"fixedIn":null},{"text":"2.2(2d)","noFixRecorded":false,"fixedIn":null},{"text":"2.1(2f)","noFixRecorded":false,"fixedIn":null},{"text":"2.3(1c)","noFixRecorded":false,"fixedIn":null},{"text":"2.3(2b)","noFixRecorded":false,"fixedIn":null},{"text":"2.3(2c)","noFixRecorded":false,"fixedIn":null},{"text":"2.3(2d)","noFixRecorded":false,"fixedIn":null},{"text":"2.3(2e)","noFixRecorded":false,"fixedIn":null},{"text":"3.0(1f)","noFixRecorded":false,"fixedIn":null},{"text":"3.0(1i)","noFixRecorded":false,"fixedIn":null},{"text":"3.1(1k)","noFixRecorded":false,"fixedIn":null},{"text":"3.1(1l)","noFixRecorded":false,"fixedIn":null},{"text":"3.2(1e)","noFixRecorded":false,"fixedIn":null},{"text":"3.2(1i)","noFixRecorded":false,"fixedIn":null},{"text":"3.3(1a)","noFixRecorded":false,"fixedIn":null},{"text":"3.3(1b)","noFixRecorded":false,"fixedIn":null},{"text":"3.3(2b)","noFixRecorded":false,"fixedIn":null},{"text":"4.0(1i)","noFixRecorded":false,"fixedIn":null},{"text":"3.3(2g)","noFixRecorded":false,"fixedIn":null},{"text":"3.2(2f)","noFixRecorded":false,"fixedIn":null},{"text":"3.2(2g)","noFixRecorded":false,"fixedIn":null},{"text":"3.2(2m)","noFixRecorded":false,"fixedIn":null},{"text":"3.1(1n)","noFixRecorded":false,"fixedIn":null},{"text":"4.1(1g)","noFixRecorded":false,"fixedIn":null},{"text":"4.2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.1(1d) | 2.1(1e) | 2.1(2d) | 2.2(1h) | 2.2(1e) | 2.2(2d) | 2.1(2f) | 2.3(1c) | 2.3(2b) | 2.3(2c) | 2.3(2d) | 2.3(2e) | 3.0(1f) | 3.0(1i) | 3.1(1k) | 3.1(1l) | 3.2(1e) | 3.2(1i) | 3.3(1a) | 3.3(1b) | 3.3(2b) | 4.0(1i) | 3.3(2g) | 3.2(2f) | 3.2(2g) | 3.2(2m) | 3.1(1n) | 4.1(1g) | 4.2.1","eol":null,"hubHref":"/vendor/cisco/cisco_nexus_dashboard"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-ndw1-psFvnrg","label":"sec.cloudapps.cisco.com/security/…","hostname":"sec.cloudapps.cisco.com","tags":[]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-09-16T20:02:33.652Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-09-18T13:41:17.102Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T16:42:34.338Z","stale":false,"partial":false}}