Vulnerability in Cisco Identity Services Engine Software

CVE-2026-76460

A vulnerability in an API of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to bypass authentication. This vulnerability is due to insufficient authentication control on an API endpoint. An attacker could exploit this vulnerability by sending a crafted request to an affected API endpoint. A successful exploit could allow the attacker to gain unauthorized access to the affected device by bypassing the web-based management interface.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-76460?
CVE-2026-76460 is a critical-severity vulnerability in Cisco Identity Services Engine Software, classified under CWE-648. CVSS score: 10.0/10. Published 2026-09-16.
How severe is CVE-2026-76460?
Critical severity. CVSS v3 base score is 10.0 out of 10.