Patch tracker / Products / Microsoft Office 2016 (64-bit edition)

Microsoft Office 2016 (64-bit edition): vulnerabilities and security updates

Every CVE affecting Microsoft Office 2016 (64-bit edition) and the Microsoft update (KB) that fixes it, ranked by real-world risk. Actively exploited (CISA KEV) first, then EPSS exploit probability, on top of CVSS severity.

CVEs
199
Updates (KBs)
56
Actively exploited (KEV)
1
Critical Severity
1

CVEs affecting Microsoft Office 2016 (64-bit edition)

CVESeverityCVSSEPSSStatus
CVE-2026-21509High7.871%KEV
CVE-2026-55045High8.470%-
CVE-2026-55125High7.870%-
CVE-2026-55026Medium6.270%-
CVE-2026-55023Medium5.570%-
CVE-2026-55027Medium5.570%-
CVE-2026-55028Medium5.570%-
CVE-2026-55035Medium5.570%-
CVE-2026-55047Medium5.570%-
CVE-2026-55121Medium5.570%-
CVE-2026-56192Medium5.570%-
CVE-2026-20943High7.029%-
CVE-2025-26642High7.824%-
CVE-2025-27747High7.824%-
CVE-2025-29820High7.824%-
CVE-2025-54906High7.820%-
CVE-2026-44819High7.816%-
CVE-2026-44824High7.816%-
CVE-2026-45475High7.816%-
CVE-2024-38200Medium6.520%-
CVE-2026-78509Critical9.81.0%-
CVE-2026-81955High8.83.6%-
CVE-2026-44821Medium5.516%-
CVE-2025-49695High8.43.3%-
CVE-2025-49696High8.43.3%-
CVE-2025-49697High8.43.3%-
CVE-2026-26113High8.42.5%-
CVE-2026-69764High8.81.0%-
CVE-2026-69556High8.81.0%-
CVE-2026-69671High8.81.0%-
CVE-2026-69686High8.81.0%-
CVE-2026-69722High8.81.0%-
CVE-2026-69759High8.81.0%-
CVE-2026-72972High8.81.0%-
CVE-2026-72973High8.81.0%-
CVE-2026-77901High8.81.0%-
CVE-2026-78504High8.81.0%-
CVE-2026-78511High8.81.0%-
CVE-2026-78514High8.81.0%-
CVE-2026-78517High8.81.0%-
CVE-2026-78521High8.81.0%-
CVE-2026-78525High8.81.0%-
CVE-2026-80080High8.81.0%-
CVE-2026-80085High8.81.0%-
CVE-2026-78526High8.80.9%-
CVE-2026-69285High8.80.9%-
CVE-2026-69442High8.80.9%-
CVE-2026-78505High8.80.9%-
CVE-2026-78524High8.80.9%-
CVE-2026-81952High8.80.9%-
CVE-2026-78518High8.80.9%-
CVE-2026-78512High8.80.8%-
CVE-2026-69529High8.80.8%-
CVE-2026-69778High8.80.8%-
CVE-2025-47994High7.83.3%-
CVE-2025-49698High7.83.3%-
CVE-2025-49700High7.83.3%-
CVE-2025-49702High7.83.3%-
CVE-2026-78510High8.40.9%-
CVE-2025-47162High8.40.8%-
CVE-2025-47953High8.40.8%-
CVE-2025-47164High8.40.8%-
CVE-2025-54910High8.40.7%-
CVE-2025-30377High8.40.7%-
CVE-2025-30386High8.40.7%-
CVE-2025-47167High8.40.7%-
CVE-2026-20952High8.40.7%-
CVE-2026-20953High8.40.7%-
CVE-2026-45461High8.40.6%-
CVE-2026-45463High8.40.6%-
CVE-2026-45472High8.40.6%-
CVE-2026-45474High8.40.6%-
CVE-2025-53731High8.40.6%-
CVE-2025-53740High8.40.6%-
CVE-2025-62554High8.40.4%-
CVE-2025-62557High8.40.4%-
CVE-2026-32190High8.40.4%-
CVE-2026-40358High8.40.4%-
CVE-2026-40363High8.40.4%-
CVE-2026-26110High8.40.4%-
CVE-2025-27746High7.82.5%-
CVE-2024-43600High7.81.2%-
CVE-2025-27744High7.81.2%-
CVE-2025-27745High7.81.1%-
CVE-2025-27748High7.81.1%-
CVE-2025-27749High7.81.1%-
CVE-2025-27752High7.81.1%-
CVE-2025-29791High7.81.1%-
CVE-2025-24057High7.81.0%-
CVE-2025-24080High7.81.0%-
CVE-2025-24083High7.81.0%-
CVE-2026-62804High7.81.0%-
CVE-2024-49031High7.80.9%-
CVE-2024-49032High7.80.9%-
CVE-2026-81386High7.80.9%-
CVE-2026-81388High7.80.9%-
CVE-2026-81396High7.80.9%-
CVE-2026-81397High7.80.9%-
CVE-2026-81398High7.80.9%-
CVE-2026-81947High7.80.9%-
CVE-2026-81948High7.80.9%-
CVE-2026-81949High7.80.9%-
CVE-2026-81950High7.80.9%-
CVE-2026-81951High7.80.9%-
CVE-2026-81953High7.80.9%-
CVE-2026-81954High7.80.9%-
CVE-2026-81956High7.80.9%-
CVE-2026-81957High7.80.9%-
CVE-2026-81959High7.80.9%-
CVE-2026-81960High7.80.9%-
CVE-2025-21392High7.80.8%-
CVE-2025-62199High7.80.8%-
CVE-2025-47173High7.80.8%-
CVE-2025-29977High7.80.7%-
CVE-2025-29979High7.80.7%-
CVE-2025-30375High7.80.7%-
CVE-2025-30376High7.80.7%-
CVE-2025-30379High7.80.7%-
CVE-2025-30381High7.80.7%-
CVE-2025-30383High7.80.7%-
CVE-2025-49711High7.80.6%-
CVE-2025-59227High7.80.6%-
CVE-2025-59234High7.80.6%-
CVE-2026-50301High7.80.6%-
CVE-2026-50314High7.80.6%-
CVE-2026-50467High7.80.6%-
CVE-2026-50665High7.80.6%-
CVE-2026-55018High7.80.6%-
CVE-2026-55022High7.80.6%-
CVE-2026-55056High7.80.6%-
CVE-2026-55129High7.80.6%-
CVE-2026-65661High7.80.5%-
CVE-2026-63513High7.80.5%-
CVE-2026-63526High7.80.5%-
CVE-2026-63532High7.80.5%-
CVE-2026-63533High7.80.5%-
CVE-2026-64903High7.80.5%-
CVE-2026-64909High7.80.5%-
CVE-2026-47290High7.80.5%-
CVE-2026-55017High7.80.5%-
CVE-2026-55049High7.80.5%-
CVE-2026-55140High7.80.5%-
CVE-2026-45645High7.80.5%-
CVE-2026-63515High7.80.5%-
CVE-2025-29816High7.51.1%-
CVE-2025-29792High7.31.1%-
CVE-2026-45485Low3.316%-
CVE-2024-49059High7.01.2%-
CVE-2026-21530Medium6.72.3%-
CVE-2025-21346High7.10.7%-
CVE-2026-56193High7.10.6%-
CVE-2026-81389High7.00.9%-
CVE-2024-43609Medium6.52.1%-
CVE-2026-69719Medium6.51.0%-
CVE-2026-77911Medium6.51.0%-
CVE-2026-78502Medium6.51.0%-
CVE-2026-78503Medium6.51.0%-
CVE-2026-78520Medium6.51.0%-
CVE-2026-78522Medium6.51.0%-
CVE-2026-80079Medium6.51.0%-
CVE-2026-80090Medium6.51.0%-
CVE-2026-80084Medium6.50.9%-
CVE-2026-64918Medium6.50.9%-
CVE-2026-69626Medium6.50.9%-
CVE-2026-69734Medium6.50.9%-
CVE-2026-69739Medium6.50.9%-
CVE-2026-72974Medium6.50.9%-
CVE-2026-78515Medium6.50.9%-
CVE-2026-80087Medium6.50.9%-
CVE-2026-80088Medium6.50.9%-
CVE-2026-80089Medium6.50.9%-
CVE-2026-80091Medium6.50.9%-
CVE-2024-49065Medium5.53.2%-
CVE-2026-78506Medium5.51.0%-
CVE-2026-83949Medium5.51.0%-
CVE-2026-83951Medium5.51.0%-
CVE-2026-81387Medium5.50.9%-
CVE-2026-81390Medium5.50.9%-
CVE-2026-81391Medium5.50.9%-
CVE-2026-81392Medium5.50.9%-
CVE-2026-81393Medium5.50.9%-
CVE-2026-81394Medium5.50.9%-
CVE-2026-81395Medium5.50.9%-
CVE-2026-81399Medium5.50.9%-
CVE-2026-81400Medium5.50.9%-
CVE-2026-81401Medium5.50.9%-
CVE-2026-81958Medium5.50.9%-
CVE-2026-85875Medium5.50.9%-
CVE-2025-48812Medium5.50.6%-
CVE-2026-55042Medium5.50.6%-
CVE-2026-55057Medium5.50.6%-
CVE-2026-55139Medium5.50.6%-
CVE-2026-56195Medium5.50.6%-
CVE-2026-63517Medium5.50.5%-
CVE-2026-63524Medium5.50.5%-
CVE-2026-63529Medium5.50.5%-
CVE-2026-64899Medium5.50.5%-
CVE-2026-70317Medium5.50.5%-
CVE-2026-72976Medium5.01.0%-

Updates (KBs) for Microsoft Office 2016 (64-bit edition)

UpdateReleasedSeverityCVSSEPSSCVEsStatus
KB50027132026-01-13High7.871%1KEV
KB50025702024-08-13Medium6.520%1-
KB50026252024-08-13Medium6.520%1-
KB50029232026-09-08Critical9.81.0%31-
KB50027422025-07-08High8.43.3%7-
KB50028982026-09-08High8.80.9%2-
KB50029162026-09-08High8.80.9%18-
KB50029042026-09-08High8.80.9%30-
KB40111602026-09-08High8.80.8%1-
KB50029132026-09-08High8.80.8%2-
KB50027302025-06-10High8.40.8%4-
KB50027812025-09-09High8.40.7%2-
KB50027112025-05-13High8.40.7%2-
KB50026162025-06-10High8.40.7%1-
KB50028262026-01-13High8.40.7%3-
KB50027492025-07-08High8.40.6%3-
KB50028782026-06-09High8.40.6%9-
KB50028872026-07-14High8.40.6%23-
KB50027562025-08-12High8.40.6%2-
KB50028192025-12-09High8.40.4%2-
KB50028482026-03-10High8.40.4%1-
KB50028592026-04-14High8.40.4%1-
KB50028662026-05-12High8.40.4%2-
KB50028382026-03-10High8.40.4%1-
KB29207162024-12-10High7.81.2%1-
KB44755872024-12-10High7.81.2%2-
KB50026612024-12-10High7.81.2%2-
KB50026692025-04-08High7.81.2%1-
KB50026232025-04-08High7.81.1%7-
KB50027002025-04-08High7.81.1%7-
KB50026932025-03-11High7.81.0%3-
KB44844322025-04-08High7.80.9%1-
KB50026422024-11-12High7.80.9%2-
KB50026862025-02-11High7.80.8%1-
KB50027022025-04-08High7.80.8%3-
KB50028092025-11-11High7.80.8%1-
KB50025882025-04-08High7.80.8%1-
KB50027032025-04-08High7.80.8%1-
KB50025762025-09-09High7.80.7%1-
KB50027662025-09-09High7.80.7%1-
KB50027172025-05-13High7.80.7%7-
KB50027922025-10-14High7.80.6%2-
KB50028972026-08-11High7.80.5%12-
KB50022732026-07-14High7.80.5%2-
KB50027482026-07-14High7.80.5%2-
KB50027912026-08-11High7.80.5%1-
KB50027952026-08-11High7.80.5%1-
KB50028302026-07-14High7.80.5%1-
KB50028522026-06-09High7.80.5%1-
KB50029002026-08-11High7.80.5%1-
KB50029022026-08-11High7.80.5%1-
KB50025732025-04-08High7.50.5%1-
KB50025952025-01-14High7.10.7%1-
KB50026752025-01-14High7.10.7%1-
KB50026352024-10-08Medium6.52.1%1-
KB50025782026-05-12Medium6.70.3%1-

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