Mmastodon TechnologyCybersecurity first seen 16 h ago, last 16 h ago, peak #6

Critical Cisco SD-WAN Manager Vulnerability Under Active Exploitation

Original: (rapid7.com) Critical API Authentication Bypass in Cisco Catalyst SD-WAN Manager (CVE-2026-76504) Under Active Exploitat

Rapid7 reports a critical API authentication bypass vulnerability in Cisco Catalyst SD-WAN Manager, tracked as CVE-2026-76504, that is being actively exploited in the wild. The flaw lets attackers bypass authentication on the network management platform, prompting security teams to review patching and mitigation guidance for affected deployments.

Why now: Active exploitation of a critical enterprise networking flaw is driving urgent warnings to security teams.

CiscoCatalyst SD-WAN ManagerRapid7CVE-2026-76504

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• (rapid7.com) Critical API Authentication Bypass in Cisco Catalyst SD-WAN Manager (CVE-2026-76504) Under Active Exploitation In brief - This article details a critical API authentication bypass vulnerability (CVE-2026-76504) in Cisco Catalyst SD-WAN Manager that is being… · orlysec@swecyb.com · 1

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