Auth bypass in Cisco Identity Services Engine Software
CVE-2026-20190
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 att…
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Cisco Identity Services Engine Software — versions 3.4.0, 3.4 Patch 1, 3.4 Patch 2
- Cisco Ise Passive Identity Connector — versions 3.4.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-20190?
- CVE-2026-20190 is a high-severity vulnerability in Cisco Identity Services Engine Software, classified under Improper Authorization. CVSS score: 7.5/10. Published 2026-06-17.
- How severe is CVE-2026-20190?
- High severity. CVSS v3 base score is 7.5 out of 10.