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Moxa Secure Router CVE-2026-3867

| EUVD-2026-25756 MEDIUM
Improper Ownership Management (CWE-282)
2026-04-27 psirt@moxa.com
6.0
CVSS 4.0
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CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/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
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

4
Analysis Generated
Apr 27, 2026 - 04:30 vuln.today
EUVD ID Assigned
Apr 27, 2026 - 04:22 euvd
EUVD-2026-25756
Analysis Generated
Apr 27, 2026 - 04:22 vuln.today
CVE Published
Apr 27, 2026 - 04:16 nvd
MEDIUM 6.0

DescriptionNVD

An improper ownership management vulnerability has been identified in Moxa’s Secure Router. Because of improper ownership management, a low-privileged authenticated user may access a configuration file containing the hashed password of the administrative account. Successful exploitation of this vulnerability could allow an attacker to obtain sensitive information. Exploitation is only possible under a specific condition - when the configuration file has been exported. This vulnerability does not impact the integrity or availability of the affected product, and no confidentiality, integrity, or availability impact to the subsequent system has been identified.

AnalysisAI

Improper ownership management in Moxa Secure Router allows low-privileged authenticated users to access exported configuration files containing hashed administrative passwords, enabling credential disclosure. The vulnerability is confined to scenarios where configuration files have been exported and requires valid user credentials to exploit; no impact to system integrity or availability has been identified.

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CVE-2026-3867 vulnerability details – vuln.today

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