CVE-2026-20354

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

September 3, 2026

Last Seen

September 3, 2026

API

Exploited in Wild

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Ransomware Use

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Public Exploits

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Attack Vector

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Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Critical RCE Vulnerability in Cisco Nexus 9000 Switches Disclosed70.5

On September 2, 2026, Cisco disclosed a critical vulnerability (CVE-2026-20212) affecting its Nexus 9000 Series Switches equipped with Silicon One ASICs. This flaw allows unauthenticated remote attackers to execute code with root privileges via accessible TCP ports 43210 and 43211 in the default Lay...