CVE-2026-9621

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

September 1, 2026

Last Seen

September 2, 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

Rockwell Automation Addresses Critical DoS Vulnerabilities in RSLinx Classic60.6

Rockwell Automation has patched over a dozen vulnerabilities, including four critical denial-of-service (DoS) issues in RSLinx Classic software, affecting versions up to 4.50. Exploitation of these vulnerabilities can cause the RSLinx Classic service to crash, requiring a restart for recovery. The v...