{"id":"CVE-2026-88082","aliases":["EUVD-2026-100609","GHSA-hh9w-5c5h-hgr3"],"status":"published","title":"Microsoft SQL Server Elevation of Privilege Vulnerability","description":"Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00231,"percentile":0.14096,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-10-13T20:37:22Z","modified":"2026-11-10T20:44:01Z","products":[{"vendor":"microsoft","product":"microsoft sql server 2019 (gdr)"},{"vendor":"microsoft","product":"microsoft sql server 2019 for x64-based systems (cu32)"},{"vendor":"microsoft","product":"microsoft sql server 2022 (gdr)"},{"vendor":"microsoft","product":"microsoft sql server 2022 for x64-based systems (cu27)"},{"vendor":"microsoft","product":"microsoft sql server 2025 for x64-based systems (cu9)"},{"vendor":"microsoft","product":"microsoft sql server 2025 for x64-based systems (gdr)"},{"vendor":"microsoft","product":"sql_server_2019"},{"vendor":"microsoft","product":"sql_server_2022"},{"vendor":"microsoft","product":"sql_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88082","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88082"},{"url":"https://github.com/advisories/GHSA-hh9w-5c5h-hgr3"}],"sources":{"cve":[{"id":"CVE-2026-88082","title":"Microsoft SQL Server Elevation of Privilege Vulnerability","description":"Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-10-13T20:37:22.653Z","modified":"2026-11-10T20:44:01.48Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-10T22:18:29.471829Z"}],"euvd":[{"id":"EUVD-2026-100609","description":"Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-10-13T20:37:22Z","modified":"2026-11-10T20:44:01Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T22:23:56.642439Z"}],"ghsa":[{"id":"GHSA-hh9w-5c5h-hgr3","title":"Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges...","description":"Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-10-13T21:37:33Z","modified":"2026-10-13T21:37:40Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:13:22.12395Z"}],"nvd":[{"id":"CVE-2026-88082","description":"Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-10-13T21:19:42.693Z","modified":"2026-11-02T18:44:23.193Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T20:51:41.611955Z"}]}}