SB2026041754 - Privilege escalation in Cisco Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC)
Published: April 17, 2026
Security Bulletin ID
SB2026041754
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Encoding or Escaping of Output (CVE-ID: CVE-2026-20136)
CWE-ID: CWE-116 - Improper Encoding or Escaping of Output
CVSSv4: 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
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 update from vendor's website.