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Vulnerabilities

Vulnerability · CVE-2025-7971

A security issues exists within Studio 5000 Logix Designer due to unsafe handling of environment variables.

Published Aug 14, 2025 · catalog updated Aug 14, 2025 · Rockwell Automation Studio 5000 Logix Designer®

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-7971. EPSS is 0.13%. Act only if a listed version of Rockwell Automation Studio 5000 Logix Designer® is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.13%
Remediation
Advisory link
Affected products
vendor Rockwell Automation Studio 5000 Logix Designer® V36.00.02

A security issues exists within Studio 5000 Logix Designer due to unsafe handling of environment variables. If the specified path lacks a valid file, Logix Designer crashes; However, it may be possible to execute malicious code without triggering a crash.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Rockwell Automation Studio 5000 Logix Designer® V36.00.02V36.00.02

How to fix CVE-2025-7971

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-7971. EPSS is 0.13%. Act only if a listed version of Rockwell Automation Studio 5000 Logix Designer® is installed.

Which versions are affected?

Compare what you have installed with Rockwell Automation Studio 5000 Logix Designer® V36.00.02 V36.00.02. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.13%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 14, 2025 · EUVD

    Detected

    A security issues exists within Studio 5000 Logix Designer due to unsafe handling of environment variables. If the specified path lacks a valid file, Logix Designer crashes; However, it may be possible to execute malicious code without triggering a crash.

  2. Aug 14, 2025 · EUVD

    Updated

    A security issues exists within Studio 5000 Logix Designer due to unsafe handling of environment variables. If the specified path lacks a valid file, Logix Designer crashes; However, it may be possible to execute malicious code without triggering a crash.

Sources

  • CVE.orgVulnerability recordCVE-2025-7971

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-7971

    30-day exploitation probability 0.13%

    first.org
  • EUVDVulnerability recordEUVD-2025-24827

    A security issues exists within Studio 5000 Logix Designer due to unsafe handling of environment variables. If the specified path lacks a valid file, Logix Designer crashes; However, it may be possible to execute malicious code without triggering a crash.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 23, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 20, 2026