Missing Authorization in Cisco Identity Services Engine (ISE) - CVE-2026-20193
Published: May 7, 2026
Vulnerability identifier: #VU130287
CSH Severity: Medium
CVSS v4: 5.3 [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]
CVE-ID: CVE-2026-20193
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
Cisco Identity Services Engine (ISE)
How to mitigate CVE-2026-20193
Install updates from vendor's website.
Cisco Identity Services Engine (ISE) - addressed in versions 3.3 Patch 11, 3.4 Patch 6, 3.5 Patch 3