Security Advisories May 2026 #2

Cisco has published critical security advisories for the following products:

• Cisco IoT Field Network Director Vulnerabilities
• Cisco SG350 and SG350X Series Managed Switches SNMP Denial of Service Vulnerability
• Cisco Crosswork Network Controller and Cisco Network Services Orchestrator Connection Exhaustion Denial of Service Vulnerability
• Cisco Unity Connection Remote Code Execution and Server-Side Request Forgery Vulnerabilities

For details and updates please visit the corresponding CISCO SECURITY ADVISORY or contact us via support@nts.eu.