{"id":"CVE-2026-49169","aliases":["EUVD-2026-43981","GHSA-3f5f-3xp4-rx44"],"status":"published","title":"Windows DNS Server Remote Code Execution Vulnerability","description":"Use after free in DNS Server allows an authorized attacker to execute code over a network.","severity":{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00753,"percentile":0.55389,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2026-07-14T17:04:29Z","modified":"2026-11-01T17:32:16Z","products":[{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49169","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49169"},{"url":"https://github.com/advisories/GHSA-3f5f-3xp4-rx44"}],"sources":{"cve":[{"id":"CVE-2026-49169","title":"Windows DNS Server Remote Code Execution Vulnerability","description":"Use after free in DNS Server allows an authorized attacker to execute code over a network.","status":"published","published":"2026-07-14T17:04:29.073Z","modified":"2026-11-01T17:32:16.54Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T13:34:59.78118Z"}],"euvd":[{"id":"EUVD-2026-43981","description":"Use after free in DNS Server allows an authorized attacker to execute code over a network.","status":"published","published":"2026-07-14T17:04:29Z","modified":"2026-11-01T17:32:16Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T16:58:49.629727Z"}],"ghsa":[{"id":"GHSA-3f5f-3xp4-rx44","title":"Use after free in DNS Server allows an authorized attacker to execute code over a network.","description":"Use after free in DNS Server allows an authorized attacker to execute code over a network.","status":"published","published":"2026-07-14T18:32:00Z","modified":"2026-07-14T18:32:00Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:09:27.635559Z"}],"nvd":[{"id":"CVE-2026-49169","description":"Use after free in DNS Server allows an authorized attacker to execute code over a network.","status":"published","published":"2026-07-14T17:16:51.813Z","modified":"2026-07-16T16:13:38.843Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:12:29.114188Z"}]}}