Missing Authorization in Cisco Identity Services Engine (ISE) - CVE-2026-20193

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Main Vulnerability Database Vulnerabilities #VU130287

Missing Authorization in Cisco Identity Services Engine (ISE) - CVE-2026-20193

Published: May 7, 2026


Vulnerability identifier: #VU130287
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-20193
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco Identity Services Engine (ISE)
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to bypass authorization process.

The vulnerability exists due to improper role-based access control (RBAC) permissions on the RADIUS Policy API endpoints. A remote user can gain access to sensitive information on the target system.


Remediation

Install updates from vendor's website.

External links