CVE-2026-76446: Cisco Identity Services Engine External Entity Injection Vulnerability
A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read specific files on the underlying operating system of an affected device. This vulnerability is due to improper restriction of XML external entity references. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to read specific files on the affected system that the underlying process has permission to access.
Affected Software
Event History
Frequently Asked Questions
Does exploitation require local access or user interaction?
No. The vulnerability is remotely exploitable over the network and does not require user interaction.
What level of access does an attacker need before attempting exploitation?
The attacker must already be authenticated and have high privileges on the affected Cisco ISE or Cisco ISE-PIC device.
What data could be exposed if exploitation succeeds?
An attacker could read specific files on the underlying operating system that are accessible to the affected process. The available information does not indicate that the issue permits modification of files or service disruption.