Cisco security advisory (AV26-646)

Serial number: AV26-646
Date: July 2, 2026

On July 1, 2026, Cisco published security advisories to address vulnerabilities in the following:

• Cisco Catalyst Center Release 2.3.7 – versions prior to 2.3.7.11-VA GSMU100
• Cisco Catalyst Center Release 3.1 - versions prior to 3.1.6 GSMU200
• Secure Endpoint Connector - multiple versions and platforms

The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates, when available.

• Cisco Catalyst Center Arbitrary File Read Vulnerability
• ClamAV Vulnerabilities Affecting Cisco Products: July 2026
• Cisco Security Advisories