Unauthenticated attackers are bypassing Cisco ISE’s management interface (CVE-2026-76460)

Two days after it warned customers about an actively exploited email gateway zero-day, Cisco confirmed one more flaw is being targeted: CVE-2026-76460, an authentication bypass bug in an API of Cisco Identity Services Engine (ISE). About CVE-2026-76460 Cisco ISE is an identity-based network access control and policy platform. It checks connecting users’ identity, profiles devices and checks their security posture, grants users the right type of access, and logs it all.