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Vulnerability record · CVE-2026-11317 · published 16 June 2026

CVE-2026-11317: Improper resource shutdown vulnerability

A denial of service security issue exists in the affected product. The security issue stems from a fault occurring when a crafted CIP message is sent. Devices with less memory are more likely to be affected. This can result in a major nonrecoverable fault (MNRF). A program download is required to recover.

8.7 CVSS 4.0 High EPSS 0.30% · top 79.5% CWE-404 · Improper resource shutdown Awaiting Analysis
8.7CVSS 4.0 base score
0.30%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

A denial of service security issue exists in the affected product. The security issue stems from a fault occurring when a crafted CIP message is sent. Devices with less memory are more likely to be affected. This can result in a major nonrecoverable fault (MNRF). A program download is required to recover.

CVSS:4.0/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:

References

LinkTags
https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1772.html

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-11317), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.