CVE-2026-75347: High severity EIPStackGroup OpENer vulnerability

Q: Does exploitation require authentication or user interaction?

No. The supplied vector indicates no privileges are required and no user interaction is needed; exploitation is network-reachable with low attack complexity.

Q: Which releases or source revisions are in scope?

OpENer v2.3 and the master branch through commit 76b95cf are identified as affected.

Published Oct 9, 2026

Updated

EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This allows a remote attacker to cause a denial of service.

Affected Software

1 affected component

EIPStackGroup OpENer=2.3, <=76b95cf

Event History

Oct 9, 2026

CVE Published

via MITRE·12:00 AM

Data Sourced

via MITRE·12:00 AM

DescriptionSeverity

Frequently Asked Questions

Does exploitation require authentication or user interaction?

No. The supplied vector indicates no privileges are required and no user interaction is needed; exploitation is network-reachable with low attack complexity.

Which releases or source revisions are in scope?

OpENer v2.3 and the master branch through commit 76b95cf are identified as affected.

Company

Resources

Contact

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info@secalerts.co

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