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Vulnerabilities

Vulnerability · CVE-2025-6894

An Execution with Unnecessary Privileges vulnerability has been identified in Moxa’s network security appliances and routers.

Published Oct 17, 2025 · catalog updated Oct 17, 2025 · Moxa TN-4900 Series

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-6894. EPSS is 0.58%. Act only if a listed version of Moxa TN-4900 Series is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.58%
Remediation
Advisory link
Affected products
vendor Moxa TN-4900 Series 1.0 ≤3.14

An Execution with Unnecessary Privileges vulnerability has been identified in Moxa’s network security appliances and routers. A flaw in the API authorization logic of the affected device allows an authenticated, low-privileged user to execute the administrative function, which is restricted to higher-privileged roles. This vulnerability enables the user to perform internal network reconnaissance, potentially discovering internal hosts or services that would otherwise be inaccessible. Repeated exploitation could lead to minor resource consumption. While the overall impact is limited, it may res

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 Moxa TN-4900 Series 1.0 ≤3.141.0 ≤3.14

How to fix CVE-2025-6894

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-2025-6894. EPSS is 0.58%. Act only if a listed version of Moxa TN-4900 Series is installed.

Which versions are affected?

Compare what you have installed with Moxa TN-4900 Series 1.0 ≤3.14 1.0 ≤3.14. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.58%. 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. Oct 17, 2025 · EUVD

    Detected

    An Execution with Unnecessary Privileges vulnerability has been identified in Moxa’s network security appliances and routers. A flaw in the API authorization logic of the affected device allows an authenticated, low-privileged user to execute the administrative function, which is restricted to higher-privileged roles. This vulnerability enables the user to perform internal network reconnaissance,

  2. Oct 17, 2025 · EUVD

    Updated

    An Execution with Unnecessary Privileges vulnerability has been identified in Moxa’s network security appliances and routers. A flaw in the API authorization logic of the affected device allows an authenticated, low-privileged user to execute the administrative function, which is restricted to higher-privileged roles. This vulnerability enables the user to perform internal network reconnaissance,

Sources

  • CVE.orgVulnerability recordCVE-2025-6894

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-6894

    30-day exploitation probability 0.58%

    first.org
  • EUVDVulnerability recordEUVD-2025-34847

    An Execution with Unnecessary Privileges vulnerability has been identified in Moxa’s network security appliances and routers. A flaw in the API authorization logic of the affected device allows an authenticated, low-privileged user to execute the administrative function, which is

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 26, 2026
  • CVE.orgOct 26, 2026
  • EUVDOct 26, 2026