CVE-2026-20136
Cisco Identity Services Engine Authenticated Privilege Escalation Vulnerability
Description
A vulnerability in the CLI of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, local attacker with administrative privileges to perform a command injection attack on the underlying operating system and elevate privileges to root. This vulnerability is due to insufficient validation of user supplied input. An attacker could exploit this vulnerability by providing crafted input to a specific CLI command. A successful exploit could allow the attacker to elevate their privileges to root on the underlying operating system.
Weakness: CWE-116
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Cisco Identity Services Engine (ISE) Check your version | Identity / IAM / MFA | cna-assigner |
Vendor-reported products (1)
- Cisco · Cisco Identity Services Engine Software
Vendor advisory
Cisco Identity Services Engine Authenticated Privilege Escalation Vulnerability
Cisco’s rating: Medium (advisory CVSS 6.0) · Published Apr 15, 2026
Bug ID: CSCwp98770
The vendor’s rating applies to the whole advisory and can differ from this CVE’s own CVSS severity. Where this comes from