Vulnerability in N/a
CVE-2026-75349
EIPStackGroup OpENer v2.3.0/master up to commit 76b95cf contains an out-of-bounds read vulnerability in Connection Manager request parsing. This allows a remote attacker to cause a denial of service.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
References
- github.com/EIPStackGroup/OpENer
- github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/cip/cipmessagerouter.c
- github.com/EIPStackGroup/OpENer/issues/577
- github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/cip/cipconnectionmanage…
- github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/enet_encap/cpf.c
- github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/enet_encap/encap.c
Frequently asked questions
- What is CVE-2026-75349?
- CVE-2026-75349 is a high-severity vulnerability in N/a. CVSS score: 7.5/10. Published 2026-10-09.
- How severe is CVE-2026-75349?
- High severity. CVSS v3 base score is 7.5 out of 10.