PT-2026-49715 · Rockwell Automation · Compactlogix

CVE-2026-11317 · Published 2026-06-16 · Updated 2026-06-16

Positive Technologies (AI Summary)

CVSS v4.0

8.7

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)

Description A denial of service issue occurs when a crafted CIP (Common Industrial Protocol) message is sent to the device. This fault is more likely to affect devices with limited memory and can lead to a major nonrecoverable fault (MNRF), which is a critical system failure that prevents normal operation. Recovery from this state requires a full program download.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

CVE-2026-11317

Affected Products

Compactlogix

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-11317 · Security Note
• https://t.me/CVEtracker/57003 · Telegram Post
• https://twitter.com/CVEnew/status/2066980919421063182 · Twitter Post
• https://rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1772.html · Note