{"affected":[{"platforms":["x64-based Systems"],"product":"Windows Server 2016","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9688","status":"affected","version":"10.0.14393.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2016 (Server Core installation)","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9688","status":"affected","version":"10.0.14393.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2019","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9487","status":"affected","version":"10.0.17763.0","versionType":"custom"}]},{"platforms":["x64-based Systems"],"product":"Windows Server 2019 (Server Core installation)","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9487","status":"affected","version":"10.0.17763.0","versionType":"custom"}]},{"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-2026-113773","cwes":["CWE-862"],"description":"Improper access control in Windows DHCP Server allows an unauthorized attacker to perform spoofing over a network.","epss":{"date":"2026-11-12","percentile":0.50861,"score":0.00633},"exploits":[],"kev":null,"metrics":[{"score":5.3,"severity":"medium","source":"CNA: microsoft","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C","version":"3.1"},{"score":5.3,"severity":"medium","source":"NVD: secure@microsoft.com","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}],"modifiedAt":1794570642339,"publishedAt":1794334732730,"references":[{"source":"CNA: microsoft","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-113773"},{"source":"secure@microsoft.com","tags":[],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-113773"}],"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-2026-113773"}],"revision":"5d720eff1cbcf3c8c70f16b8c85caa65012dc4c26980afde106620ae73f84a85","sources":[{"modifiedAt":1794570642339,"name":"CNA: microsoft","retrievedAt":1794571710436,"url":"https://www.cve.org/CVERecord?id=CVE-2026-113773"},{"modifiedAt":1794399527917,"name":"NVD","retrievedAt":1794420990310,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113773"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794500198655,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-113773"}],"ssvc":{"assessedAt":1794341409821,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Windows DHCP Server Spoofing Vulnerability","updatedAt":1794571710436}