CVE-2025-20337—Cisco Identity Services Engine Injection Vulnerability

Vulnerability Name

Cisco Identity Services Engine Injection Vulnerability

Description

Cisco Identity Services Engine contains an injection vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC due to insufficient validation of user-supplied input allowing an attacker to exploit this vulnerability by submitting a crafted API request. Successful exploitation could allow an attacker to perform remote code execution and obtaining root privileges on an affected device.

Known To Be Used in Ransomware Campaigns?

Ransomware Status:

Unknown

Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Additional Notes

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-unauth-rce-ZAd2GnJ6
• https://nvd.nist.gov/vuln/detail/CVE-2025-20337

Related News Articles

• Cisco warns of Identity Service Engine flaw with exploit codeJanuary 8, 2026
• Exploit available for critical Cisco ISE bug exploited in attacksJuly 28, 2025

Related Weaknesses

• CWE-74