{"id":"CVE-2026-79831","aliases":["EUVD-2026-102002","GHSA-5wpv-46m6-vrc3"],"status":"published","title":"HPE NonStop Posix User Threads - Heap buffer overflow vulnerability","description":"A heap buffer overflow in HPE NonStop Posix User Threads may allow arbitrary code execution.","severity":{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0011,"percentile":0.01295,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-10-15T10:40:13Z","modified":"2026-10-15T16:23:06Z","products":[{"vendor":"hewlett packard enterprise","product":"hpe nonstop posix user threads"}],"references":[{"url":"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us\u0026docLocale=en_US"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-79831"},{"url":"https://github.com/advisories/GHSA-5wpv-46m6-vrc3"}],"sources":{"cve":[{"id":"CVE-2026-79831","title":"HPE NonStop Posix User Threads - Heap buffer overflow vulnerability","description":"A heap buffer overflow in HPE NonStop Posix User Threads may allow arbitrary code execution.","status":"published","published":"2026-10-15T10:40:13.992Z","modified":"2026-10-15T13:16:58.578Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T13:50:38.739766Z"}],"euvd":[{"id":"EUVD-2026-102002","description":"A heap buffer overflow in HPE NonStop Posix User Threads may allow arbitrary code execution.","status":"published","published":"2026-10-15T10:40:13Z","modified":"2026-10-15T13:16:58Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"medium"}],"updated_at":"2026-11-02T17:00:15.076272Z"}],"ghsa":[{"id":"GHSA-5wpv-46m6-vrc3","title":"A heap buffer overflow in HPE NonStop Posix User Threads may allow arbitrary code execution.","description":"A heap buffer overflow in HPE NonStop Posix User Threads may allow arbitrary code execution.","status":"published","published":"2026-10-15T12:31:02Z","modified":"2026-10-15T12:31:09Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"medium"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:13:35.825754Z"}],"nvd":[{"id":"CVE-2026-79831","description":"A heap buffer overflow in HPE NonStop Posix User Threads may allow arbitrary code execution.","status":"published","published":"2026-10-15T11:17:50.2Z","modified":"2026-10-15T16:23:06.25Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:12:59.328869Z"}]}}