Which versions of Threadx Netx Duo are affected by CVE-2025-2260?

Organizations using NetX HTTP server functionality of Eclipse ThreadX NetX Duo face moderate risk from CVE-2025-2260 rated CVSS 7.1.. A patch is available.

Threadx Netx Duo CVE-2025-2260

Q: What is the CVSS score of CVE-2025-2260?

CVE-2025-2260 has a CVSS 4.0 base score of 7.1 (High). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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%.

Q: How to fix or mitigate CVE-2025-2260?

Within 7 days: Identify all affected systems running NetX HTTP server functionality of Eclipse ThreadX NetX Duo and apply vendor patches promptly. Vendor patch is available.

HIGH

Incomplete Cleanup (CWE-459)

2025-04-06 emo@eclipse.org

Denial Of Service Threadx Netx Duo

7.1

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

7.1 HIGH

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

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:35 vuln.today

Patch released

Mar 28, 2026 - 18:35 nvd

Patch available

CVE Published

Apr 06, 2025 - 19:15 nvd

HIGH 7.1

DescriptionCVE.org

In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.3, an attacker can cause a denial of service by specially crafted packets. The core issue is missing closing of a file in case of an error condition, resulting in the 404 error for each further file request. Users can work-around the issue by disabling the PUT request support.

This issue follows an incomplete fix of CVE-2025-0726.

AnalysisAI

In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.3, an attacker can cause a denial of service by specially crafted packets. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-459. In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.3, an attacker can cause a denial of service by specially crafted packets. The core issue is missing closing of a file in case of an error condition, resulting in the 404 error for each further file request. Users can work-around the issue by disabling the PUT request support. This issue follows an incomplete fix of CVE-2025-0726. Affected products include: Eclipse Threadx Netx Duo. Version information: version 6.4.3.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.