cve 2026 76460

CVE-2026-76460 is a critical authentication-bypass vulnerability in Cisco Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC), covered here because it affects the Windows-centric enterprise networks and identity infrastructure many administrators manage. Cisco's September 16, 2026 advisory confirmed active exploitation, and fixes were released. Exploitation requires no valid credentials and can lead to root-level command execution on the affected appliance, making patching and incident review urgent for organizations running vulnerable releases. Discussion on WindowsForum.com focuses on the advisory details, affected versions, and remediation guidance for administrators responsible for identity and network access control.