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CISA Adds Exploited Cisco Catalyst SD-WAN Manager Auth Bypass to KEV

·Source: The Hacker News

Updated:

Executive Summary

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a critical authentication bypass flaw impacting Cisco Catalyst SD-WAN Manager to its Known Exploited Vulnerabilities (KEV), following reports of active exploitation. The vulnerability, tracked as CVE-2026-76504 (CVSS score: 9.8), could allow an unauthenticated, remote attacker to access an affected system with

Analysis

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a critical authentication bypass flaw impacting Cisco Catalyst SD-WAN Manager to its Known Exploited Vulnerabilities (KEV), following reports of active exploitation. The vulnerability, tracked as CVE-2026-76504 (CVSS score: 9.8), could allow an unauthenticated, remote attacker to access an affected system with

Indicators of Compromise (1)

CVE (1)
CVE-2026-76504
NVDMITRE CVE
Source Attribution

Originally published by The Hacker News on Oct 1, 2026.

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