CVE-2026-84235

HIGHCVSS 8.7/10

Last modified

CVE-2026-84235 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. 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.

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.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Rockwell Automation1756-ENBT ModuleAll versions

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-84235?
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.
How severe is CVE-2026-84235?
CVE-2026-84235 has a CVSS score of 8.7/10 (HIGH severity).
How do I fix CVE-2026-84235?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

Related CVEs from 2026

Are you affected by CVE-2026-84235?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST