{"id":"CVE-2025-26677","aliases":["EUVD-2025-14438","GHSA-p9jx-jr54-2xq2"],"status":"published","title":"Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability","description":"Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01804,"percentile":0.78833,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400","CWE-770"],"published":"2025-05-13T16:58:54Z","modified":"2026-06-17T09:02:16Z","products":[{"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_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-2025-26677","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-26677"},{"url":"https://github.com/advisories/GHSA-p9jx-jr54-2xq2"}],"sources":{"cve":[{"id":"CVE-2025-26677","title":"Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability","description":"Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.","status":"published","published":"2025-05-13T16:58:54.471Z","modified":"2026-02-13T19:21:16.385Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:32:28.250136Z"}],"euvd":[{"id":"EUVD-2025-14438","description":"Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.","status":"published","published":"2025-05-13T16:58:54Z","modified":"2026-02-13T19:21:16Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T19:48:39.007067Z"}],"ghsa":[{"id":"GHSA-p9jx-jr54-2xq2","title":"Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized...","description":"Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.","status":"published","published":"2025-05-13T18:30:53Z","modified":"2025-05-19T18:30:38Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T15:02:21.433827Z"}],"nvd":[{"id":"CVE-2025-26677","description":"Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.","status":"published","published":"2025-05-13T17:15:51.787Z","modified":"2026-06-17T09:02:16.073Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:11:07.176032Z"}]}}