{"id":"CVE-2026-69620","aliases":["EUVD-2026-73567","GHSA-mhfc-8mjg-g3f4"],"status":"published","title":"Windows DHCP Server Remote Code Execution Vulnerability","description":"Stack-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/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":0.00707,"percentile":0.53872,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-09-08T17:16:11Z","modified":"2026-11-10T21:35:13Z","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-2026-69620","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-69620"},{"url":"https://github.com/advisories/GHSA-mhfc-8mjg-g3f4"}],"sources":{"cve":[{"id":"CVE-2026-69620","title":"Windows DHCP Server Remote Code Execution Vulnerability","description":"Stack-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-09-08T17:16:11.554Z","modified":"2026-11-10T21:35:13.276Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/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":"2026-11-10T22:48:53.006191Z"}],"euvd":[{"id":"EUVD-2026-73567","description":"Stack-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-09-08T17:16:11Z","modified":"2026-11-10T21:35:13Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T22:23:48.145704Z"}],"ghsa":[{"id":"GHSA-mhfc-8mjg-g3f4","title":"Stack-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute...","description":"Stack-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-09-08T18:32:49Z","modified":"2026-09-08T18:32:55Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:11:31.661331Z"}],"nvd":[{"id":"CVE-2026-69620","description":"Stack-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-09-08T18:19:33.957Z","modified":"2026-09-24T23:18:14.487Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:44.840742Z"}]}}