Cisco security advisory (AV26-551)

Serial number: AV26-551
Date: June 5, 2026

On June 4, 2026, Cisco published a security advisory to address a vulnerability in the following product:

• Cisco Catalyst SD-WAN Manager

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

• Cisco Catalyst SD-WAN Manager Authenticated Privilege Escalation Vulnerability (CVE-2026-20245)
• Cisco Security Advisories