{"id":"CVE-2026-20130","aliases":["EUVD-2026-81106","GHSA-4jvq-wwxw-c7g2"],"status":"published","title":"Cisco Identity Services Engine Hardening Release - Improper Neutralization Vulnerabilities","description":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC), engineering teams have 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-2026-20130 are related to improper neutralization of special elements issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-74.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0054,"percentile":0.45795,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-74"],"published":"2026-09-16T20:08:09Z","modified":"2026-09-28T13:02:21Z","products":[{"vendor":"cisco","product":"cisco identity services engine software"},{"vendor":"cisco","product":"cisco ise passive identity connector"},{"vendor":"cisco","product":"identity_services_engine"},{"vendor":"cisco","product":"identity_services_engine_passive_identity_connector"}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-ise-XU5EwX5T","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20130"},{"url":"https://github.com/advisories/GHSA-4jvq-wwxw-c7g2"}],"sources":{"cve":[{"id":"CVE-2026-20130","title":"Cisco Identity Services Engine Hardening Release - Improper Neutralization Vulnerabilities","description":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC), engineering teams have 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-2026-20130 are related to improper neutralization of special elements issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-74.","status":"published","published":"2026-09-16T20:08:09.807Z","modified":"2026-09-18T13:41:16.445Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T13:35:44.571002Z"}],"euvd":[{"id":"EUVD-2026-81106","description":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC), engineering teams have 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-2026-20130 are related to improper neutralization of special elements issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-74.","status":"published","published":"2026-09-16T20:08:09Z","modified":"2026-09-18T13:41:16Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T17:28:08.898956Z"}],"ghsa":[{"id":"GHSA-4jvq-wwxw-c7g2","title":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco...","description":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC), engineering teams have 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-2026-20130 are related to improper neutralization of special elements issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-74.","status":"published","published":"2026-09-16T21:32:45Z","modified":"2026-09-16T21:32:50Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T15:12:02.095044Z"}],"nvd":[{"id":"CVE-2026-20130","description":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC), engineering teams have 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-2026-20130 are related to improper neutralization of special elements issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-74.","status":"published","published":"2026-09-16T20:17:21.607Z","modified":"2026-09-28T13:02:21.45Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:12:48.630594Z"}]}}