{"affected":[{"platforms":["x64-based Systems"],"product":"Windows Server 2022","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"10.0.20348.5870","status":"affected","version":"10.0.20348.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2025","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.33822","status":"affected","version":"10.0.26100.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2025 (Server Core installation)","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.33822","status":"affected","version":"10.0.26100.0","versionType":"custom"}]}],"cveId":"CVE-2026-81384","cwes":["CWE-122"],"description":"Heap-based buffer overflow in DNS Server allows an unauthorized attacker to execute code over a network.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":8.1,"severity":"high","source":"CNA: microsoft","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","version":"3.1"}],"modifiedAt":1794345697206,"publishedAt":1794334538372,"references":[{"source":"CNA: microsoft","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81384"}],"remediation":[{"kind":"fix","source":"CNA: microsoft","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81384"}],"revision":"410ea7897bc652e9b5f4fd20dbd2b95d02a2d80424e38a14274013692a7f8c30","sources":[{"modifiedAt":1794345697206,"name":"CNA: microsoft","retrievedAt":1794347635322,"url":"https://www.cve.org/CVERecord?id=CVE-2026-81384"}],"ssvc":{"assessedAt":1794345580310,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"Windows DNS Server Remote Code Execution Vulnerability","updatedAt":1794347635322}