{"id":"CVE-2026-27925","aliases":["EUVD-2026-22475","GHSA-pp9c-r6jh-wg6j"],"status":"published","title":"Windows UPnP Device Host Information Disclosure Vulnerability","description":"Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an unauthorized attacker to disclose information over an adjacent network.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0036,"percentile":0.301,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2026-04-14T16:58:13Z","modified":"2026-10-26T22:10:00Z","products":[{"vendor":"microsoft","product":"windows 10 version 1607"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 23h2"},{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows 11 version 25h2"},{"vendor":"microsoft","product":"windows 11 version 26h1"},{"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_10_1607"},{"vendor":"microsoft","product":"windows_10_1809"},{"vendor":"microsoft","product":"windows_10_21h2"},{"vendor":"microsoft","product":"windows_10_22h2"},{"vendor":"microsoft","product":"windows_11_23h2"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_11_25h2"},{"vendor":"microsoft","product":"windows_11_26h1"},{"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-2026-27925","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27925"},{"url":"https://github.com/advisories/GHSA-pp9c-r6jh-wg6j"}],"sources":{"cve":[{"id":"CVE-2026-27925","title":"Windows UPnP Device Host Information Disclosure Vulnerability","description":"Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an unauthorized attacker to disclose information over an adjacent network.","status":"published","published":"2026-04-14T16:58:13.263Z","modified":"2026-10-15T15:53:20.299Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:19:48.826324Z"}],"euvd":[{"id":"EUVD-2026-22475","description":"Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an unauthorized attacker to disclose information over an adjacent network.","status":"published","published":"2026-04-14T16:58:13Z","modified":"2026-10-15T15:53:20Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T17:00:12.978606Z"}],"ghsa":[{"id":"GHSA-pp9c-r6jh-wg6j","title":"Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an unauthorized...","description":"Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an unauthorized attacker to disclose information over an adjacent network.","status":"published","published":"2026-04-14T18:30:39Z","modified":"2026-04-14T18:30:50Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:07:29.526942Z"}],"nvd":[{"id":"CVE-2026-27925","description":"Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an unauthorized attacker to disclose information over an adjacent network.","status":"published","published":"2026-04-14T18:17:03.22Z","modified":"2026-10-26T22:10:00.163Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:12:14.748836Z"}]}}