CVE-2026-75347
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 attack
n/a n/a
CVSS
7.5HighExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 13 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.42%Chance of exploitation activity in the next 30 days, higher than 35% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version yet
What fixes it
No source in this snapshot names a fixed version.
Description
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.
Text from CVE List
Affected versions 1
- n/aaffected: n/aCVE List
References 4
- github.com/EIPStackGroup/OpENer/issues/575Exploitvia CVE List
- github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/cpf.cReferencevia CVE List
- github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/encap.cReferencevia CVE List
- github.com/EIPStackGroup/OpENer/blob/master/source/src/ports/generic_networkhandler.cReferencevia CVE List