{"id":"CVE-2026-0386","aliases":["EUVD-2026-2206","GHSA-5v86-jhpq-mr3r"],"status":"published","title":"Windows Deployment Services Remote Code Execution Vulnerability","description":"Improper access control in Windows Deployment Services allows an unauthorized attacker to execute code over an adjacent network.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:A/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":"2026-11-09","score":0.0055,"percentile":0.4631,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2026-01-13T17:56:05Z","modified":"2026-07-30T20:46:21Z","products":[{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1"},{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1 (server core installation)"},{"vendor":"microsoft","product":"windows server 2008 service pack 2"},{"vendor":"microsoft","product":"windows server 2008 service pack 2 (server core installation)"},{"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 2022, 23h2 edition (server core installation)"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_server_2008"},{"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_2022_23h2"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-0386","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0386"},{"url":"https://github.com/advisories/GHSA-5v86-jhpq-mr3r"}],"sources":{"cve":[{"id":"CVE-2026-0386","title":"Windows Deployment Services Remote Code Execution Vulnerability","description":"Improper access control in Windows Deployment Services allows an unauthorized attacker to execute code over an adjacent network.","status":"published","published":"2026-01-13T17:56:05.035Z","modified":"2026-07-30T20:46:21.225Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:A/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-284"],"updated_at":"2026-11-02T14:20:13.962274Z"}],"euvd":[{"id":"EUVD-2026-2206","description":"Improper access control in Windows Deployment Services allows an unauthorized attacker to execute code over an adjacent network.","status":"published","published":"2026-01-13T17:56:05Z","modified":"2026-07-30T20:46:21Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T18:02:27.233735Z"}],"ghsa":[{"id":"GHSA-5v86-jhpq-mr3r","title":"Improper access control in Windows Deployment Services allows an unauthorized attacker to execute...","description":"Improper access control in Windows Deployment Services allows an unauthorized attacker to execute code over an adjacent network.","status":"published","published":"2026-01-13T18:31:08Z","modified":"2026-01-13T18:31:13Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:05:34.558577Z"}],"nvd":[{"id":"CVE-2026-0386","description":"Improper access control in Windows Deployment Services allows an unauthorized attacker to execute code over an adjacent network.","status":"published","published":"2026-01-13T18:16:06.44Z","modified":"2026-06-17T10:10:43.73Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:12:03.683495Z"}]}}