CVE-2026-76439 Cisco Identity Services Engine Event Injection Vulnerability

A vulnerability in the endpoint posture status reporting functionality of the guest portal web application of Cisco ISE could allow an unauthenticated, remote attacker to submit forged posture status events into the endpoint posture pipeline. This vulnerability is due to insufficient authenticati...

CVE-2026-76439

Cisco Identity Services Engine (ISE) has an event injection vulnerability in the endpoint posture status reporting functionality of its guest portal web application. The root cause is insufficient authentication on an internal interface that is exposed through the guest portal. An unauthenticated...