What is the CVSS score of CVE-2025-5241?

CVE-2025-5241 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L. EPSS exploitation probability: 0.1%.

Which versions of Mitsubishi Electric Corporation MELSEC are affected by CVE-2025-5241?

CVE-2025-5241 presents moderate security risk rated CVSS 5.3. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2025-5241?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Mitsubishi Electric Corporation MELSEC CVE-2025-5241

EUVD-2025-21089 MEDIUM

Overly Restrictive Account Lockout Mechanism (CWE-645)

2025-07-11 Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp

Information Disclosure

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Lifecycle Timeline

EUVD ID Assigned

Mar 16, 2026 - 08:17 euvd

EUVD-2025-21089

Analysis Generated

Mar 16, 2026 - 08:17 vuln.today

CVE Published

Jul 11, 2025 - 01:15 nvd

MEDIUM 5.3

DescriptionCVE.org

Overly Restrictive Account Lockout Mechanism vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series allows a remote unauthenticated attacker to lockout legitimate users for a certain period by repeatedly attempting to login with incorrect passwords. The legitimate users will be unable to login until a certain period has passed after the lockout or until the product is reset.

AnalysisAI

CVE-2025-5241 is a security vulnerability (CVSS 5.3) that allows a remote unauthenticated attacker. Remediation should follow standard vulnerability management procedures.