{"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-2026-119883","cwes":["CWE-862"],"description":"Improper authorization in Data Deduplication allows an authorized attacker to bypass a security feature locally.","epss":{"date":"2026-11-12","percentile":0.22202,"score":0.00293},"exploits":[],"kev":null,"metrics":[{"score":3.3,"severity":"low","source":"CNA: microsoft","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C","version":"3.1"},{"score":3.3,"severity":"low","source":"NVD: secure@microsoft.com","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}],"modifiedAt":1794570744738,"publishedAt":1794334989702,"references":[{"source":"CNA: microsoft","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-119883"},{"source":"secure@microsoft.com","tags":[],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-119883"}],"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-2026-119883"}],"revision":"683da2aeebc23c97aa4261afe7ec4d7cc0c2bdca8818859b926a13103557a728","sources":[{"modifiedAt":1794570744738,"name":"CNA: microsoft","retrievedAt":1794571719208,"url":"https://www.cve.org/CVERecord?id=CVE-2026-119883"},{"modifiedAt":1794399561333,"name":"NVD","retrievedAt":1794420993068,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119883"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794500548083,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-119883"}],"ssvc":{"assessedAt":1794337822829,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Data Deduplication Security Feature Bypass Vulnerability","updatedAt":1794571719208}