Clinical Consultancy & Training

CC-4861 – Critical Zero-Day Vulnerability in Cisco SD-WAN Manager

Severity: Medium Successful exploitation of CVE-2026-76504 could allow a remote attacker to bypass authentication by sending a crafted HTTP request to the API of the affected system Successful exploitation of CVE-2026-76504 could allow a remote attacker to bypass authentication by sending a crafted HTTP request to the API of the affected system Updated: 30 Sep 2026

Original source:
NHS Cyber Alerts


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