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High 8.7Published Jun 16, 2026

CVE-2026-11317Rockwell Automation Logix 5370 and 5570 Controllers Vulnerable To Denial of Service Via CIP

Updated under an hour ago ()

Does this affect you?

It affects Rockwell Automation CompactLogix, ControlLogix. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A denial of service security issue exists in the affected product. The security issue stems from a fault occurring when a crafted CIP message is sent. Devices with less memory are more likely to be affected. This can result in a major nonrecoverable fault (MNRF). A program download is required to recover.

CVSS
8.7 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Weakness (CWE)
CWE-404
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Rockwell
NVD analysis
Awaiting Analysis
Record last updated
Jun 16, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Rockwell Automation CompactLogix, ControlLogix
rockwell_automation:compactlogix_controllogix (from the name)
Versions prior to 34.016; Versions prior to 35.015; Versions prior to 36.012
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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