{"id":"CVE-2026-96956","aliases":["EUVD-2026-100707","GHSA-wmj3-qpc2-vxj4"],"status":"published","title":"SQL Server Elevation of Privilege Vulnerability","description":"Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.","severity":{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00591,"percentile":0.48763,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-10-13T20:35:45Z","modified":"2026-11-10T20:33:29Z","products":[{"vendor":"microsoft","product":"microsoft sql server 2017 (gdr)"},{"vendor":"microsoft","product":"microsoft sql server 2017 for x64-based systems (cu31)"},{"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 cu10"},{"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_2017"},{"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-2026-96956","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-96956"},{"url":"https://github.com/advisories/GHSA-wmj3-qpc2-vxj4"}],"sources":{"cve":[{"id":"CVE-2026-96956","title":"SQL Server Elevation of Privilege Vulnerability","description":"Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.","status":"published","published":"2026-10-13T20:35:45.884Z","modified":"2026-11-10T20:33:29.06Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-10T22:18:30.298108Z"}],"euvd":[{"id":"EUVD-2026-100707","description":"Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.","status":"published","published":"2026-10-13T20:35:45Z","modified":"2026-11-10T20:33:29Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T21:23:24.140442Z"}],"ghsa":[{"id":"GHSA-wmj3-qpc2-vxj4","title":"Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges...","description":"Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.","status":"published","published":"2026-10-13T21:37:34Z","modified":"2026-10-13T21:37:41Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:13:22.12395Z"}],"nvd":[{"id":"CVE-2026-96956","description":"Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.","status":"published","published":"2026-10-13T21:20:14.737Z","modified":"2026-11-10T21:22:11.603Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-11T00:21:50.862051Z"}]}}