{"id":"CVE-2026-20190","title":"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","summary":"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 a…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-285"],"vendor":"cisco","product":"identity_services_engine","affected":["identity_services_engine = 3.4.0","identity_services_engine = 3.5.0","identity_services_engine_passive_identity_connector = 3.4.0"],"published":"2026-06-17","updated":"2026-09-25","sourceUpdated":"2026-09-25T16:41:47.623","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-20190","references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multi-G5WP8vv","label":"psirt@cisco.com"}],"tags":["nvd"],"epss":0.00504,"epssPercentile":0.40495,"ingestedAt":"2026-09-25T17:13:13.994Z","slug":"CVE-2026-20190","body":"## Overview\n\nA 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.\n\n## Affected\n\n- `identity_services_engine = 3.4.0`\n- `identity_services_engine = 3.5.0`\n- `identity_services_engine_passive_identity_connector = 3.4.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}