CVE-2026-75353: OpENer OpENer vulnerability

Published Oct 9, 2026

Updated

OpENer v2.3/ commit 76b95cf, contains an out-of-bounds read in the server-side EtherNet/IP ForwardOpen connection-path parser. This allows a remtoe attacker to cause a denial of service

Affected Software

1 affected component

OpENer OpENer=2.3

Event History

Oct 9, 2026

CVE Published

via MITRE·12:00 AM

Data Sourced

via MITRE·12:00 AM

Description

Frequently Asked Questions

Who can exploit this issue?

A remote attacker can exploit the out-of-bounds read in the server-side EtherNet/IP ForwardOpen connection-path parser. The provided information does not state that authentication or prior access is required.

What is the impact of successful exploitation?

Successful exploitation can cause a denial of service. No other impact is stated in the provided information.

Which code is identified as affected?

The issue is identified in OpENer v2.3 at commit 76b95cf. The affected component is the server-side EtherNet/IP ForwardOpen connection-path parser.

CVE-2026-75353: OpENer OpENer vulnerability

Affected Software

Event History

Frequently Asked Questions

Who can exploit this issue?

What is the impact of successful exploitation?

Which code is identified as affected?

Company

Resources

Contact

Frequently Asked Questions

Who can exploit this issue?

What is the impact of successful exploitation?

Which code is identified as affected?