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 the following Cisco products: Identity Services Engine (ISE) UCS Central Software Unified Communications Manager To remediate vulnerabilities to be disclosed on November 4, 2026, Cisco strongly recommends that customers upgrade to the fixed software indicated in the advisories. Important: The Cisco PSIRT does not plan to publish any more security hardening advisories to disclose security vulnerability information for the remainder of calendar year 2026. The next planned publication of advisories for securi