Cisco Advance Notification for Publication of November 4, 2026, Security Advisories

On November 4, 2026, the Cisco Product Security Incident Response Team (PSIRT) will publish advisories to disclose security vulnerability information along with fixed software releases for multiple Cisco products. The affected products include Identity Services Engine (ISE), UCS Central Software, and Unified Communications Manager.

To address the vulnerabilities to be disclosed, Cisco strongly recommends that customers upgrade to the fixed software versions indicated in the upcoming advisories. The company emphasizes the importance of timely updates to maintain security across these critical systems.

Publication Schedule

Important: The Cisco PSIRT does not plan to publish any more security hardening advisories for the remainder of calendar year 2026. The next planned publication of advisories for security-hardened releases will be January 20, 2027.