{"id":"CVE-2026-3631","aliases":["EUVD-2026-10287","GHSA-q5cv-phmc-fwgp"],"status":"published","title":"Buffer Over-read DoS Vulnerability in COMMGR2","description":"Delta Electronics COMMGR2 has \n\nBuffer Over-read DoS vulnerability.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00895,"percentile":0.5977,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-03-09T02:56:06Z","modified":"2026-06-17T10:43:53Z","products":[{"vendor":"deltaww","product":"commgr2"}],"references":[{"url":"https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2026-00005_COMMGR%202%20Multiple%20Vulnerabilities%20(CVE-2026-3630,%20CVE-2026-3631).pdf","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3631"},{"url":"https://github.com/advisories/GHSA-q5cv-phmc-fwgp"}],"sources":{"cve":[{"id":"CVE-2026-3631","title":"Buffer Over-read DoS Vulnerability in COMMGR2","description":"Delta Electronics COMMGR2 has \n\nBuffer Over-read DoS vulnerability.","status":"published","published":"2026-03-09T02:56:06.391Z","modified":"2026-03-09T18:27:33.129Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T13:48:58.05327Z"}],"euvd":[{"id":"EUVD-2026-10287","description":"Delta Electronics COMMGR2 has \n\nBuffer Over-read DoS vulnerability.","status":"published","published":"2026-03-09T02:56:06Z","modified":"2026-03-09T18:27:33Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T19:48:06.581696Z"}],"ghsa":[{"id":"GHSA-q5cv-phmc-fwgp","title":"Delta Electronics COMMGR2 has \n\nBuffer Over-read DoS vulnerability.","description":"Delta Electronics COMMGR2 has \n\nBuffer Over-read DoS vulnerability.","status":"published","published":"2026-03-09T06:31:13Z","modified":"2026-03-09T06:31:19Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:06:30.929454Z"}],"nvd":[{"id":"CVE-2026-3631","description":"Delta Electronics COMMGR2 has \n\nBuffer Over-read DoS vulnerability.","status":"published","published":"2026-03-09T04:15:58.63Z","modified":"2026-06-17T10:43:53.683Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:12:08.279852Z"}]}}