High 7.5Published Jun 17, 2026

CVE-2026-20190Cisco Identity Services Engine Information Disclosure Vulnerability

Updated under an hour ago (Oct 26, 2026, 3:30 PM ET)

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It affects Cisco Identity Services Engine Software and 3 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Cisco Identity Services Engine Software

Exploited in the last 30 days

A vulnerability in Cisco ISE and ISE-PIC could allow an unauthenticated, remote attacker to view sensitive information on an affected device. This 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.

CVSS: 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-285
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: cisco
NVD analysis: Analyzed
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Cisco Cisco Identity Services Engine Software cisco:identity_services_engine_software (from the name)	3.4.0; 3.4 Patch 1; 3.4 Patch 2; 3.4 Patch 3; 3.5.0; 3.4 Patch 4; 3.5 Patch 1; 3.4 Patch 5; and 1 more ranges	CNA record
Cisco Cisco ISE Passive Identity Connector cisco:ise_passive_identity_connector (from the name)	3.4.0	CNA record
cisco identity_services_engine cisco:identity_services_engine	3.4.0; 3.4.0; 3.4.0; 3.4.0; 3.4.0; 3.4.0; 3.5.0; 3.5.0; and 1 more ranges	NVD
cisco identity_services_engine_passive_identity_connector cisco:identity_services_engine_passive_identity_connector	3.4.0; 3.4.0; 3.4.0; 3.4.0; 3.4.0; 3.4.0	NVD

References

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multi-G5WP8vv	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.