{"id":"CVE-2026-75351","title":"OpENer v2.3/commit 76b95cf, contains an out-of-bounds read in the server-side EtherNet/IP ForwardOpen connection-path parser","summary":"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.","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-125"],"vendor":"Red Hat","published":"2026-10-09","updated":"2026-10-16","sourceUpdated":"2026-10-16T17:16:41.300","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-75351","references":[{"url":"https://github.com/EIPStackGroup/OpENer","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/issues/574","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/issues/574","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-75351.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-75351"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-75351"}],"tags":["nvd","csaf","vex","red-hat","cve.org","exploit-available"],"epss":0.00396,"epssPercentile":0.33586,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-09T20:31:03.537404Z"},"ingestedAt":"2026-10-09T20:11:26.052Z","slug":"CVE-2026-75351","body":"## Overview\n\nOpENer 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · updated 2026-10-09 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-75351.json)","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":220675,"id":"CVE-2026-75351","ts":1792026552072,"field":"exploit_available","old":"false","new":"true"},{"seq":218634,"id":"CVE-2026-75351","ts":1791584134138,"field":"cvss","old":null,"new":"7.5"},{"seq":218633,"id":"CVE-2026-75351","ts":1791584134138,"field":"severity","old":"none","new":"high"}]}