CVE-2025-11698: CompactLogix ®, ControlLogix ®, Compact GuardLogix ® and GuardLogix ® Buffer Overflow

Published Jul 14, 2026
·
Updated

A denial-of-service issue exists in 5380/5480/5580 controllers boot firmware lower than version 1.072. This vulnerability could potentially allow a malicious user to write invalid file data to the controller, causing the device to enter a major non-recoverable fault (MNRF).

Affected Software

4 affected components
Rockwell Automation CompactLogix controllers boot firmware<1.072
Rockwell Automation ControlLogix controllers boot firmware<1.072
Rockwell Automation Compact GuardLogix controllers boot firmware<1.072
Rockwell Automation GuardLogix controllers boot firmware<1.072

Event History

Jul 14, 2026
CVE Published
via MITRE·03:05 PM
Data Sourced
via MITRE·03:05 PM
DescriptionWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-11698?

The severity of CVE-2025-11698 is critical with a score of 9.2.

2

How do I fix CVE-2025-11698?

To fix CVE-2025-11698, update the boot firmware on 5380/5480/5580 controllers to version 1.072 or higher.

3

What devices are affected by CVE-2025-11698?

CVE-2025-11698 affects Rockwell Automation CompactLogix, ControlLogix, Compact GuardLogix, and GuardLogix controllers with boot firmware lower than version 1.072.

4

What type of vulnerability is CVE-2025-11698?

CVE-2025-11698 is classified as a buffer overflow vulnerability that can lead to a denial of service.

5

What could happen if CVE-2025-11698 is exploited?

Exploitation of CVE-2025-11698 could allow a malicious user to cause the controller to enter a major non-recoverable fault.

Contact

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