{"id":"CVE-2026-50679","aliases":["EUVD-2026-44135","GHSA-mm6q-2w3c-5qj2"],"status":"published","title":"Windows Search Service Elevation of Privilege Vulnerability","description":"Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/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":"2026-11-10","score":0.00459,"percentile":0.40096,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-122"],"published":"2026-07-14T17:08:18Z","modified":"2026-11-01T17:35:52Z","exploits":[{"source":"pocgithub","id":"h4urek/CVE-2026-50679","title":"h4urek/CVE-2026-50679","date":"2026-11-05","url":"https://github.com/h4urek/CVE-2026-50679"}],"products":[{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows 11 version 25h2"},{"vendor":"microsoft","product":"windows 11 version 26h1"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_11_25h2"},{"vendor":"microsoft","product":"windows_11_26h1"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50679","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-50679"},{"url":"https://github.com/advisories/GHSA-mm6q-2w3c-5qj2"}],"sources":{"cve":[{"id":"CVE-2026-50679","title":"Windows Search Service Elevation of Privilege Vulnerability","description":"Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-07-14T17:08:18.786Z","modified":"2026-11-01T17:35:52.659Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/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":"2026-11-02T14:20:08.734143Z"}],"euvd":[{"id":"EUVD-2026-44135","description":"Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-07-14T17:08:18Z","modified":"2026-11-01T17:35:52Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T16:58:47.432726Z"}],"ghsa":[{"id":"GHSA-mm6q-2w3c-5qj2","title":"Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to...","description":"Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-07-14T18:32:29Z","modified":"2026-07-14T18:32:37Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:09:30.119193Z"}],"nvd":[{"id":"CVE-2026-50679","description":"Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-07-14T18:18:02.31Z","modified":"2026-07-22T16:20:10.023Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:12:29.489525Z"}]}}