CVE-2026-76460

Cisco Identity Services Engine Authentication Bypass Vulnerability

CVSS 10 critical · Cisco Cisco Identity Services Engine Software · published 2026-09-16

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.

NVD · CVE.org

Coverage 1 source

1. 2026-09-17 Help Net Security critical Unauthenticated attackers are bypassing Cisco ISE’s management interface (CVE-2026-76460)

   Cisco confirmed an authentication bypass bug in Cisco Identity Services Engine (ISE) is being targeted.

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