Missing Authentication for Critical Function in Cisco Identity Services Engine (ISE) - CVE-2026-76444
Published: September 17, 2026
Vulnerability identifier: #VU150680
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-76444
CWE-ID: CWE-306
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to obtain sensitive configuration information.
The vulnerability exists due to missing authentication in the Policy Runtime Repository Table (PRRT) service when handling crafted requests. A remote attacker can send a crafted request to obtain sensitive configuration information.
Affected software
Cisco Identity Services Engine (ISE)
How to mitigate CVE-2026-76444
Install security update from vendor's website.
Cisco Identity Services Engine (ISE) - addressed in versions 3.4 Patch 7, 3.5 Patch 4