CVE-2026-9127: Studio 5000 Logix Designer® – Multiple Vulnerabilities

High severity · published Jul 14, 2026

CVE-2026-9127

Studio 5000 Logix Designer® – Multiple Vulnerabilities

7.5

CVSS

0.2%

EPSS

On KEV

Description

A remote code execution security issue exists within Studio 5000 Logix Designer® due to incorrect authorization on a configuration file. This can allow any authenticated user to modify the paths of external tools configured within the application. If exploited, an attacker could alter the configuration to point to a malicious executable, resulting in arbitrary code execution when any user interacts with the external tools functionality.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H

Attack vector

Local

Complexity

High

Privileges

Low

User interaction

Required

Confidentiality

High

Integrity

High

Availability

High

Scope

Changed

Exploitation

Is it being used?

Exploit prediction (EPSS)0.2% · higher than 4% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Studio 5000 Logix Designer · Rockwell Automation

V35.00,34.00,34.01, 33.00,33.02, 32.00-32.04 and older · source: vendor, NVD

In the news

VulnerabilityHigh

Rockwell Automation Studio 5000 Logix Designer

View CSAF Summary Successful exploitation of these vulnerabilities could allow for a local attacker to execute arbitrary files, alter configurations, or execute arbitrary code. The following versions of Rockwell Automation Studio 5000 Logix Designer are affected: Studio 5000 Logix Designer V36.00 (CVE-2026-9108) Studio 5000 Logix Designer V35.00 (CVE-2026-9108, CVE-2026-9127, CVE-2026-9128) Studio 5000 Logix Designer V35.01 (CVE-2026-9108) Studio 5000 Logix Designer >=V34.00|<=V34.03 (CVE-2026-9108) Studio 5000 Logix Designer >=V33.00|<=V33.03 (CVE-2026-9108) Studio 5000 Logix Designer >=V32.00|<=V32.04 (CVE-2026-9108, CVE-2026-9127, CVE-2026-9128) Studio 5000 Logix Designer V34.00 (CVE-2026-9127) Studio 5000 Logix Designer V34.01 (CVE-2026-9127) Studio 5000 Logix Designer V33.00 (CVE-2026-9127) Studio 5000 Logix Designer V33.02 (CVE-2026-9127) Studio 5000 Logix Designer >=V34.00|<=V34.02 (CVE-2026-9128) Studio 5000 Logix Designer >=V33.00|<=V33.02 (CVE-2026-9128) CVSS Vendor Equipment Vulnerabilities v3 7.5 Rockwell Automation Rockwell Automation Studio 5000 Logix Designer Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'), Incorrect Authorization, Unquoted Search Path or Element Background Critical Infrastructure Sectors: Critical Manufacturing Countries/Areas Deployed: Worldwide Company Headquarters Location: United States ...

CVE-2026-9108 CVE-2026-9127 CVE-2026-9128

Jul 21, 2026·CISA Advisories

Affected product

Studio 5000 Logix Designer

Rockwell Automation

All Studio 5000 Logix Designer CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-9127

CVE.org

https://www.cve.org/CVERecord?id=CVE-2026-9127

Vendor Advisory

https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1783.html