#VU126401 Improper Encoding or Escaping of Output in Cisco Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) - CVE-2026-20136

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Main Vulnerability Database Vulnerabilities #VU126401

#VU126401 Improper Encoding or Escaping of Output in Cisco Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) - CVE-2026-20136

Published: April 17, 2026


Vulnerability identifier: #VU126401
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-20136
CWE-ID: CWE-116
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Cisco Identity Services Engine (ISE)
ISE Passive Identity Connector (ISE-PIC)
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to improper encoding or escaping of output in the CLI. A local administrator can elevated privileges on the target system.


Remediation

Install updates from vendor's website.

External links