CVE-2026-20182 - Vulnerability Details

Related Threat Clusters

• Critical Zero-Day Vulnerability CVE-2026-20182 Exploited in Cisco SD-WAN Systems

  Cisco has disclosed a critical authentication bypass vulnerability, CVE-2026-20182, affecting its Catalyst SD-WAN Controller and Manager. This flaw allows unauthenticated remote attackers to bypass authentication and…

  131 articles · Updated May 14, 2026
• Cisco Advises on Critical Vulnerability CVE-2026-20182 with Active Exploitation

  On May 14, 2026, Cisco released a security advisory addressing critical vulnerabilities, specifically CVE-2026-20182, which has been confirmed to have limited exploitation. The Cybersecurity and Infrastructure Security…

  2 articles · Updated May 14, 2026
• Critical Vulnerabilities and Exploits Targeting Cisco, Canvas, and Microsoft Systems

  A series of critical vulnerabilities have emerged, including CVE-2026-20182, which allows unauthenticated attackers to gain admin access to Cisco Catalyst SD-WAN Controllers. ShinyHunters defaced the Canvas LMS login…

  2 articles · Updated May 15, 2026

Recent Intelligence Reports

• Max severity Cisco Secure Workload flaw gives Site Admin privileges — Bleepingcomputer · May 21, 2026
• Cisco, Canvas, Microsoft, Exchange 0-Days, NPM Backdoors, GPT-5.5 and more… – SWN #581 — Scworld · May 15, 2026
• Cisco, Canvas, Microsoft, Exchange 0-Days, NPM Backdoors, GPT-5.5 and more… – SWN #581 — Scworld · May 15, 2026
• Cisco zero — Cyberscoop · May 15, 2026
• Ve Cve 2026 20182 Critical Authentication Bypass Cisco Catalyst Sd Wan Controller Fixed — www.rapid7.com · May 15, 2026
• Cisco warns of an actively exploited SD — Csoonline · May 15, 2026
• Patch time for Cisco SD-WAN admins as vendor drops yet another make-me-admin zero — Theregister · May 15, 2026
• CC-4784 - Exploitation of Zero-Day Vulnerability in Cisco Catalyst SD — Digital.Nhs.Uk · May 15, 2026

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