CVE-2026-84235
High
Description
A denial-of-service security issue exists in the affected product. The security issue stems from a crafted CIP packet being sent crashing the module. The device requires a restart to recover.
SeverityHigh
CVSS8.7
Exploit probability—
Product1756-ENBT Module
PublishedSep 1, 2026
First seenSep 1, 2026
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Rockwell Automation 1756-ENBT Module | No range specified | — |
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