CVE-2026-75346

An out-of-bounds read vulnerability exists in EIPStackGroup OpENer v2.3 and master through commit 76b95cf in the server-side CIP SetAttributeList service. This allows a remote attacker to cause a denial of service

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.5% chance of exploitation in the next 30 days; higher than 45% of CVEs (scores of 2026-10-25)

CWE

CWE-125

Published

2026-10-09

Modified

2026-10-09

Record from

the NVD, synced 2026-10-19

References

• https://github.com/EIPStackGroup/OpENer
• https://github.com/EIPStackGroup/OpENer/blob/master/source/src/cip/cipcommon.c
• https://github.com/EIPStackGroup/OpENer/blob/master/source/src/cip/cipidentity.c
• https://github.com/EIPStackGroup/OpENer/blob/master/source/src/cip/ciptypes.c
• https://github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/endianconv.c

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