Which versions of Windows are affected by CVE-2025-4540?

Organizations using A vulnerability face moderate risk from CVE-2025-4540 rated CVSS 7.3. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2025-4540?

Yes, a public proof-of-concept exploit is available for CVE-2025-4540. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-4540?

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

Windows CVE-2025-4540

Q: What is the CVSS score of CVE-2025-4540?

CVE-2025-4540 has a CVSS 4.0 base score of 7.3 (High). CVSS vector: CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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. EPSS exploitation probability: 0.1%.

HIGH

Untrusted Search Path (CWE-426)

2025-05-11 cna@vuldb.com

Windows Information Disclosure Microsoft C Lodop

7.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

7.3 HIGH

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:41 vuln.today

PoC Detected

Jul 08, 2025 - 17:04 vuln.today

Public exploit code

CVE Published

May 11, 2025 - 16:15 nvd

HIGH 7.3

DescriptionCVE.org

A vulnerability was found in MTSoftware C-Lodop 6.6.1.1 on Windows. It has been rated as critical. This issue affects some unknown processing of the component CLodopPrintService. The manipulation leads to unquoted search path. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 6.6.13 is able to address this issue. It is recommended to upgrade the affected component.

AnalysisAI

A vulnerability was found in MTSoftware C-Lodop 6.6.1.1 on Windows. Rated high severity (CVSS 7.3). Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-426. A vulnerability was found in MTSoftware C-Lodop 6.6.1.1 on Windows. It has been rated as critical. The manipulation leads to unquoted search path. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 6.6.13 is able to address this issue. It is recommended to upgrade the affected component. Affected products include: Lodop C-Lodop. Version information: version 6.6.13.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.