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Catalyst SD-WAN

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critical advisory

Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability

A vulnerability in the peering authentication of Cisco Catalyst SD-WAN Controller and Manager (CVE-2026-20182) could allow a remote, unauthenticated attacker to bypass authentication and obtain administrative privileges by sending crafted requests.

PoC Catalyst SD-WAN Controller +7 authentication bypass privilege escalation cisco sd-wan
2r 2t 2c 5i updated