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2026-09-30
Cisco Catalyst SD-WAN Manager Authentication Bypass and Admin Privilege Escalation (CVE-2026-76504)
[Affected Scope] Cisco Catalyst SD-WAN Manager (formerly vManage) software
[Impact] An unauthenticated, remote attacker can bypass authentication mechanisms and gain full administrative access to the system via crafted HTTP requests.
[Mitigation] Immediately apply the official security patches provided by Cisco and restrict access to management interfaces using ACLs.