{"id":"CVE-2026-85880","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-85880","summary":"Heap-based buffer overflow in Windows ALPC allows an authorized attacker to elevate privileges locally.","details":"Heap-based buffer overflow in Windows ALPC allows an authorized attacker to elevate privileges locally.","published":"2026-09-08T18:21:14.087","modified":"2026-09-24T23:19:20.773","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.00572,"percentile":0.45536,"asOf":"2026-09-14"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":null,"references":[{"type":"FIX","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85880"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-85880"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-24T23:19:20.773"}}