CVE-2025-12011

Critical

Open

TLP:CLEAR

CompactLogix ®, ControlLogix ®, Compact GuardLogix ® and GuardLogix ® Buffer Overflow

NVD CVE.org

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Description

A denial-of-service issue exists in 5370/5570 controllers. This vulnerability could potentially allow a remote user to load an invalid project, causing the device to enter a major non-recoverable fault (MNRF).

Details

CVSS Score: 9.2
EPSS Score ⓘ: 0.30%

22.7th percentile
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
Confidence: 90%
Published: Jul 14, 2026
Last Modified: Jul 14, 2026

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