{"id":"CVE-2026-20190","state":"PUBLISHED","title":"Cisco Identity Services Engine Information Disclosure Vulnerability","description":"A vulnerability in Cisco ISE and ISE-PIC could allow an unauthenticated, remote attacker to view sensitive information on an affected device.\r\n\r\nThis vulnerability is due to improper authorization checks when a resource is accessed. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to gain access to sensitive information, including hashed credentials that could be used in future attacks.","publishedAt":"2026-06-17T16:17:04.911Z","updatedAt":"2026-06-17T17:16:45.425Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"cisco"},"assigner":"cisco","products":["Cisco Cisco Identity Services Engine Software","Cisco Cisco ISE Passive Identity Connector"],"affected":[{"vendor":"Cisco","product":"Cisco Identity Services Engine Software","defaultStatus":"unknown","versions":[{"version":"3.4.0","status":"affected"},{"version":"3.4 Patch 1","status":"affected"},{"version":"3.4 Patch 2","status":"affected"},{"version":"3.4 Patch 3","status":"affected"},{"version":"3.5.0","status":"affected"},{"version":"3.4 Patch 4","status":"affected"},{"version":"3.5 Patch 1","status":"affected"},{"version":"3.4 Patch 5","status":"affected"},{"version":"3.5 Patch 2","status":"affected"}]},{"vendor":"Cisco","product":"Cisco ISE Passive Identity Connector","defaultStatus":"unknown","versions":[{"version":"3.4.0","status":"affected"}]}],"references":["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multi-G5WP8vv"],"weaknesses":["CWE-285"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/20xxx/CVE-2026-20190.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-20190","state":"PUBLISHED","datePublished":"2026-06-17T16:17:04.911Z","dateUpdated":"2026-06-17T17:16:45.425Z","assignerShortName":"cisco","assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","dateReserved":"2025-10-08T11:59:15.395Z"},"containers":{"cna":{"title":"Cisco Identity Services Engine Information Disclosure Vulnerability","descriptions":[{"lang":"en","value":"A vulnerability in Cisco ISE and ISE-PIC could allow an unauthenticated, remote attacker to view sensitive information on an affected device.\r\n\r\nThis vulnerability is due to improper authorization checks when a resource is accessed. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to gain access to sensitive information, including hashed credentials that could be used in future attacks."}],"affected":[{"vendor":"Cisco","product":"Cisco Identity Services Engine Software","defaultStatus":"unknown","versions":[{"version":"3.4.0","status":"affected"},{"version":"3.4 Patch 1","status":"affected"},{"version":"3.4 Patch 2","status":"affected"},{"version":"3.4 Patch 3","status":"affected"},{"version":"3.5.0","status":"affected"},{"version":"3.4 Patch 4","status":"affected"},{"version":"3.5 Patch 1","status":"affected"},{"version":"3.4 Patch 5","status":"affected"},{"version":"3.5 Patch 2","status":"affected"}]},{"vendor":"Cisco","product":"Cisco ISE Passive Identity Connector","defaultStatus":"unknown","versions":[{"version":"3.4.0","status":"affected"}]}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multi-G5WP8vv","name":"cisco-sa-ise-multi-G5WP8vv"}],"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:N/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-285","lang":"en","description":"Improper Authorization","type":"cwe"}]}],"providerMetadata":{"shortName":"cisco","orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","dateUpdated":"2026-06-17T16:17:04.911Z"},"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-ise-multi-G5WP8vv","discovery":"EXTERNAL","defects":["CSCwt22936"]}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-17T17:14:11.061077Z","id":"CVE-2026-20190","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-17T17:16:45.425Z"}}]}}}