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
15
Updates (KBs)
9
Actively exploited (KEV)
1
Critical Severity
2

CVEs affecting Microsoft Office 2016 (64-bit edition)

CVESeverityCVSSEPSSStatus
CVE-2026-20963Critical9.832%KEV
CVE-2026-20959Critical9.832%-
CVE-2026-20947High8.832%-
CVE-2026-20951High7.832%-
CVE-2026-20948High7.832%-
CVE-2026-20943High7.032%-
CVE-2026-20958Medium5.432%-
CVE-2026-20953High8.40.7%-
CVE-2026-20952High8.40.7%-
CVE-2024-43600High7.81.2%-
CVE-2025-27744High7.81.1%-
CVE-2025-62199High7.80.8%-
CVE-2025-59234High7.80.6%-
CVE-2025-59227High7.80.6%-
CVE-2024-49065Medium5.53.3%-

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

UpdateReleasedSeverityCVSSEPSSCVEsStatus
KB50028222026-01-13Critical9.832%6KEV
KB50028252026-01-13Critical9.832%7KEV
KB50028282026-01-13Critical9.832%7KEV
KB50028262026-01-13High8.40.7%3-
KB29207162024-12-10High7.81.2%1-
KB50026612024-12-10High7.81.2%2-
KB50026692025-04-08High7.81.1%1-
KB50028092025-11-11High7.80.8%1-
KB50027922025-10-14High7.80.6%2-

Ranked across all products on the Microsoft patch tracker and the CVE and vulnerability management reference. Browse every product: product index.

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New to a term on this page? CVE, KB, KEV, CVSS, and EPSS are each explained once, on the Senserva security lexicon. Reference: Microsoft CVE and vulnerability management and the Microsoft patching guide.
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