CVE-2026-75353: Undefined Security Weakness

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...

CVE-2026-75350: Uncontrolled Resource Consumption

EIPStackGroup OpENer v2.3 / master commit 76b95cf contains a buffer overflow in the GetAttributeList implementation for the EtherNet/IP GetAttributeList service. This allows a remote attacker to cause a denial of service...

CVE-2026-75352

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

EUVD-2026-95972

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

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 attacker to cause a denial of service...

CVE-2026-75347

The EIPStackGroup OpENer software (versions v2.3 and master up to commit 76b95cf ) is vulnerable to an expired pointer dereference within the EtherNet/IP Common Packet Format (CPF) handling logic. This flaw allows a remote attacker to trigger a denial of service (DoS) condition. No specific remed...

EUVD-2026-95970

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

CVE-2026-75348: Out-of-bounds Read

An out-of-bounds read vulnerability exists in EIPStackGroup OpENer v2.3 and master up to commit 76b95cf in the EtherNet/IP TCP SendRRData Common Packet Format parser. The issue occurs in CreateCommonPacketFormatStructure when it parses recognized optional socket address information items of type...

CVE-2026-75348

An out-of-bounds read vulnerability exists in EIPStackGroup OpENer v2.3 and master up to commit 76b95cf in the EtherNet/IP TCP SendRRData Common Packet Format parser. The issue occurs in CreateCommonPacketFormatStructure when it parses recognized optional socket address information items of type...

CVE-2026-75353

The OpENer v2.3 (commit 76b95cf) software contains an out-of-bounds read vulnerability within the server-side EtherNet/IP ForwardOpen connection-path parser . This flaw could allow a remote attacker to trigger a denial of service condition. No specific exploit details or remediation steps are pro...

PT-2026-103084

Name of the Vulnerable Software and Affected Versions Apache PLC4X PLC4Go versions 0.11.0 through 0.9.9 Apache PLC4X PLC4J ADS and Modbus drivers versions 0.10.0 through 0.9.9 Apache PLC4X PLC4J EtherNet/IP driver versions 0.11.0 through 0.9.9 Description Improper verification of the communicatio...

Pyramid Solutions NetStaX EtherNet/IP Stack

ADVISORY SUMMARY Successful exploitation of this vulnerability could result in memory corruption, a device crash, or a potential remote attack vector without the originating device receiving a CIP error indicating that the request could not be processed. 2. RECOMMENDED PRACTICES CISA recommends...

PT-2026-85371

Name of the Vulnerable Software and Affected Versions Rockwell Automation 1756-ENBT affected versions not specified Description A denial-of-service flaw exists in the 1756-ENBT module, which serves as an EtherNet/IP bridge for ControlLogix controllers. An attacker can crash the device by sending ...

CVE-2026-78012

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

CVE-2026-78012

A stack-based buffer overflow in Pyramid Solutions NetStaX EtherNet/IP Stack prior to v5.6.1 allows a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning to the originating device. The result can be memory corruption , a devi...

CVE-2026-78012 Stack-based Buffer Overflow in Pyramid Solutions NetStaX EtherNet/IP Stack

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

EUVD-2026-69384

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

CVE-2026-78012 Stack-based Buffer Overflow in Pyramid Solutions NetStaX EtherNet/IP Stack

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

CVE-2026-78012: Stack-based Buffer Overflow

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without t...

PT-2026-84290

Name of the Vulnerable Software and Affected Versions NetStaX EtherNet/IP Stack versions prior to 5.6.1 Description An issue exists where a large Class 3 explicit-message request can exceed the application-side receive buffer without triggering an error or warning. This can lead to memory...