Cisco Systems

Cisco ISE Affected by 42 Vulnerabilities Including Multiple Critical Flaws with Confirmed Exploitation

Cisco Identity Services Engine (ISE) has been found to contain 42 vulnerabilities across 15 security advisories released by Cisco Systems on September 16, 2026. Six advisories received the highest Critical rating, covering 21 individual vulnerabilities, while three were rated High and six Medium. One standout issue, CVE-2026-76460, allows attackers to bypass authentication on the management API via crafted HTTP requests and execute commands with root privileges. The flaw also impacts the Cisco ISE Passive Identity Connector (ISE-PIC). Cisco has urged immediate application of updates as some vulnerabilities are already being exploited in the wild. The product provides core network authentication and access control functions for enterprise environments.

Cisco Pre-Announces Security Advisories for Nine Product Families on August 19

Cisco Systems has issued an advance notice that it will publish security advisories for multiple products on August 19, 2026. The company released the pre-notification on August 12, confirming that nine distinct product groups will receive updates addressing security issues. No specific CVE identifiers, vulnerability descriptions, severity ratings, or affected versions were disclosed in the initial announcement. Cisco strongly recommends that customers apply the forthcoming fixes once they become available. The affected product families span collaboration, networking, contact center, and security platforms. Organizations using any of the listed solutions are advised to prepare for the upcoming patches and monitor Cisco’s official channels for detailed advisories.