# Rockwell Automation RSLinx Classic vulnerabilities

Source: https://junglewise.ai/threats/technologies/rslinx-classic  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/rslinx-classic.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in Rockwell Automation RSLinx Classic: 0 in the last 7 days and 4 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-9625, was published on 1 September 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 4
- All time: 4 (0 critical, 0 exploited in the wild)

## About Rockwell Automation RSLinx Classic

Industrial connectivity software for communication between Windows-based PCs and Allen-Bradley programmable controllers.

## Latest Rockwell Automation RSLinx Classic vulnerabilities

- [CVE-2026-9625: Rockwell Automation RSLinx Classic denial-of-service in CIP packet handling](https://junglewise.ai/threats/cve-2026-9625-rockwell-automation-rslinx-classic-denial-of-service-in-cip-packet) (info, CVSS 8.7, published 1 Sep 2026)
- [CVE-2026-9624: Rockwell Automation RSLinx Classic denial-of-service via malformed CIP packet](https://junglewise.ai/threats/cve-2026-9624-rockwell-automation-rslinx-classic-denial-of-service-via-malformed) (info, CVSS 8.7, published 1 Sep 2026)
- [CVE-2026-9622: Rockwell Automation RSLinx Classic denial-of-service in Forward Close service](https://junglewise.ai/threats/cve-2026-9622-rockwell-automation-rslinx-classic-denial-of-service-in-forward) (info, CVSS 9.2, published 1 Sep 2026)
- [CVE-2026-9621: Rockwell Automation RSLinx Classic denial-of-service via malformed CIP packet](https://junglewise.ai/threats/cve-2026-9621-rockwell-automation-rslinx-classic-denial-of-service-via-malformed) (info, CVSS 8.6, published 1 Sep 2026)

## Most severe Rockwell Automation RSLinx Classic vulnerabilities

- [CVE-2026-9622: Rockwell Automation RSLinx Classic denial-of-service in Forward Close service](https://junglewise.ai/threats/cve-2026-9622-rockwell-automation-rslinx-classic-denial-of-service-in-forward) (info, CVSS 9.2, published 1 Sep 2026)
- [CVE-2026-9625: Rockwell Automation RSLinx Classic denial-of-service in CIP packet handling](https://junglewise.ai/threats/cve-2026-9625-rockwell-automation-rslinx-classic-denial-of-service-in-cip-packet) (info, CVSS 8.7, published 1 Sep 2026)
- [CVE-2026-9624: Rockwell Automation RSLinx Classic denial-of-service via malformed CIP packet](https://junglewise.ai/threats/cve-2026-9624-rockwell-automation-rslinx-classic-denial-of-service-via-malformed) (info, CVSS 8.7, published 1 Sep 2026)
- [CVE-2026-9621: Rockwell Automation RSLinx Classic denial-of-service via malformed CIP packet](https://junglewise.ai/threats/cve-2026-9621-rockwell-automation-rslinx-classic-denial-of-service-via-malformed) (info, CVSS 8.6, published 1 Sep 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 4 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Rockwell Automation technologies

- [Rockwell Automation Arena Simulation](https://junglewise.ai/threats/technologies/arena-simulation): 4 vulnerabilities
- [Rockwell Automation Studio 5000 Logix Designer](https://junglewise.ai/threats/technologies/studio-5000-logix-designer): 4 vulnerabilities
- [Rockwell Automation CompactLogix 5380](https://junglewise.ai/threats/technologies/compactlogix-5380): 3 vulnerabilities
- [Rockwell Automation ControlLogix 5580](https://junglewise.ai/threats/technologies/controllogix-5580): 3 vulnerabilities
- [Rockwell Automation DataMosaix Private Cloud](https://junglewise.ai/threats/technologies/datamosaix-private-cloud): 3 vulnerabilities
- [Rockwell Automation GuardLogix 5580](https://junglewise.ai/threats/technologies/guardlogix-5580): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Rockwell Automation RSLinx Classic vulnerabilities", https://junglewise.ai/threats/technologies/rslinx-classic, 9 November 2026.