{"affected":[{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft 365 Apps for Enterprise","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"https://aka.ms/OfficeSecurityReleases","status":"affected","version":"16.0.1","versionType":"custom"}]},{"product":"Microsoft Office 365 for Mac","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"16.115.26110837","status":"affected","version":"1.0.0","versionType":"custom"}]},{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Office LTSC 2021","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"16.0.14334.21048","status":"affected","version":"16.0.1","versionType":"custom"}]},{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Office LTSC 2024","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"16.0.17932.21140","status":"affected","version":"16.0.0","versionType":"custom"}]},{"product":"Microsoft Office LTSC for Mac 2021","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"16.115.26110837","status":"affected","version":"16.0.1","versionType":"custom"}]},{"product":"Microsoft Office LTSC for Mac 2024","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"16.115.26110837","status":"affected","version":"16.0.0","versionType":"custom"}]}],"cveId":"CVE-2026-116721","cwes":["CWE-908"],"description":"Use of uninitialized resource in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.","epss":{"date":"2026-11-12","percentile":0.63433,"score":0.01005},"exploits":[],"kev":null,"metrics":[{"score":6.5,"severity":"medium","source":"CNA: microsoft","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","version":"3.1"},{"score":6.5,"severity":"medium","source":"NVD: secure@microsoft.com","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","version":"3.1"}],"modifiedAt":1794520289083,"publishedAt":1794335058920,"references":[{"source":"CNA: microsoft","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-116721"},{"source":"secure@microsoft.com","tags":[],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-116721"}],"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-2026-116721"}],"revision":"163f211929e4a98af2f52f010192faeaf5f6d4403e55d6ece7bcbd9b79d916a8","sources":[{"modifiedAt":1794520289083,"name":"CNA: microsoft","retrievedAt":1794521987667,"url":"https://www.cve.org/CVERecord?id=CVE-2026-116721"},{"modifiedAt":1794341886370,"name":"NVD","retrievedAt":1794356730769,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116721"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794500257957,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-116721"}],"ssvc":{"assessedAt":1794340676658,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Microsoft Office Word Information Disclosure Vulnerability","updatedAt":1794521987667}