{"id":"CVE-2026-84012","aliases":["EUVD-2026-99448","GHSA-8r59-4g6g-hvpm"],"status":"published","title":"Windows Remote Desktop Services Remote Code Execution Vulnerability","description":"Double free in Remote Desktop Gateway Service 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":"2026-11-09","score":0.00673,"percentile":0.52393,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-415"],"published":"2026-10-13T18:59:59Z","modified":"2026-10-31T18:04:02Z","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-2026-84012","tags":["vendor-advisory","patch","Vendor Advisory","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84012"},{"url":"https://github.com/advisories/GHSA-8r59-4g6g-hvpm"}],"sources":{"cve":[{"id":"CVE-2026-84012","title":"Windows Remote Desktop Services Remote Code Execution Vulnerability","description":"Double free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T18:59:59.65Z","modified":"2026-10-31T18:04:02.783Z","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-415"],"updated_at":"2026-11-02T14:20:08.734143Z"}],"euvd":[{"id":"EUVD-2026-99448","description":"Double free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T18:59:59Z","modified":"2026-10-31T18:04:02Z","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":"2026-11-02T16:58:54.780694Z"}],"ghsa":[{"id":"GHSA-8r59-4g6g-hvpm","title":"Double free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code...","description":"Double free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T21:35:15Z","modified":"2026-10-13T21:35:22Z","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-415"],"updated_at":"2026-11-02T15:13:17.40783Z"}],"nvd":[{"id":"CVE-2026-84012","description":"Double free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:20:51.213Z","modified":"2026-10-19T15:15:25.87Z","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-415"],"updated_at":"2026-11-02T14:12:58.13117Z"}]}}