{"id":"CVE-2026-113859","aliases":["EUVD-2026-121964","GHSA-xvjh-4x22-96xx"],"status":"published","title":"Windows TCP/IP Remote Code Execution Vulnerability","description":"Use after free in Windows TCP/IP 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":"2026-11-14","score":0.00423,"percentile":0.37185,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2026-11-10T18:19:08Z","modified":"2026-11-10T21:32:55Z","products":[{"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 11 version 26h2"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-113859","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113859"},{"url":"https://github.com/advisories/GHSA-xvjh-4x22-96xx"}],"sources":{"cve":[{"id":"CVE-2026-113859","title":"Windows TCP/IP Remote Code Execution Vulnerability","description":"Use after free in Windows TCP/IP allows an unauthorized attacker to execute code over an adjacent network.","status":"published","published":"2026-11-10T18:19:08.831Z","modified":"2026-11-13T18:07:57.786Z","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-416"],"updated_at":"2026-11-10T19:39:58.44836Z"}],"euvd":[{"id":"EUVD-2026-121964","description":"Use after free in Windows TCP/IP allows an unauthorized attacker to execute code over an adjacent network.","status":"published","published":"2026-11-10T18:19:08Z","modified":"2026-11-13T18:07:57Z","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":"2026-11-10T23:24:33.201322Z"}],"ghsa":[{"id":"GHSA-xvjh-4x22-96xx","title":"Use after free in Windows TCP/IP allows an unauthorized attacker to execute code over an adjacent...","description":"Use after free in Windows TCP/IP allows an unauthorized attacker to execute code over an adjacent network.","status":"published","published":"2026-11-10T21:32:50Z","modified":"2026-11-10T21:32:55Z","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-416"],"updated_at":"2026-11-10T21:57:51.137748Z"}],"nvd":[{"id":"CVE-2026-113859","description":"Use after free in Windows TCP/IP allows an unauthorized attacker to execute code over an adjacent network.","status":"published","published":"2026-11-10T19:19:06.487Z","modified":"2026-11-10T20:17:59.667Z","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-416"],"updated_at":"2026-11-10T22:21:32.984056Z"}]}}