{"id":"CVE-2026-70069","aliases":["EUVD-2026-99863","GHSA-rwmw-4fvc-m262"],"status":"published","title":"Windows DHCP Server Remote Code Execution Vulnerability","description":"Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code over a network.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/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":"2026-11-11","score":0.01034,"percentile":0.64276,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-10-13T19:00:40Z","modified":"2026-11-10T20:41:19Z","products":[{"vendor":"microsoft","product":"windows 10 version 1607"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows server 2016 (server core installation)"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_10_1607"},{"vendor":"microsoft","product":"windows_10_1809"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70069","tags":["vendor-advisory","patch","Vendor Advisory","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70069"},{"url":"https://github.com/advisories/GHSA-rwmw-4fvc-m262"}],"sources":{"cve":[{"id":"CVE-2026-70069","title":"Windows DHCP Server Remote Code Execution Vulnerability","description":"Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:00:40.891Z","modified":"2026-11-10T20:41:19.312Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/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-121"],"updated_at":"2026-11-10T22:18:27.902968Z"}],"euvd":[{"id":"EUVD-2026-99863","description":"Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:00:40Z","modified":"2026-11-10T20:41:19Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T22:23:58.135191Z"}],"ghsa":[{"id":"GHSA-rwmw-4fvc-m262","title":"Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code...","description":"Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code over a network.","status":"published","published":"2026-10-13T21:34:02Z","modified":"2026-10-13T21:34:09Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:13:15.111505Z"}],"nvd":[{"id":"CVE-2026-70069","description":"Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:19:18.323Z","modified":"2026-10-28T16:27:28.04Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:57.603498Z"}]}}