Command Injection in Cisco Identity Services Engine (ISE) - CVE-2026-20176
Published: September 18, 2026
Vulnerability identifier: #VU150789
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-20176
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary commands on the system.
The vulnerability exists due to insufficient input validation. A remote administrator can send a specially crafted HTTP request and execute arbitrary commands.
Affected software
Cisco Identity Services Engine (ISE)
How to mitigate CVE-2026-20176
Install updates from vendor's website.
Cisco Identity Services Engine (ISE) - addressed in versions 3.2.0.542-Patch11, 3.3.0.430-Patch12, 3.4.0.608-Patch7, 3.5.0.527-Patch4