Patch tracker / Products / Microsoft 365 Apps for Enterprise for 64-bit Systems

Microsoft 365 Apps for Enterprise for 64-bit Systems: vulnerabilities and security updates

Every CVE affecting Microsoft 365 Apps for Enterprise for 64-bit Systems 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
1
Updates (KBs)
3
Actively exploited (KEV)
0
Critical Severity
0

CVEs affecting Microsoft 365 Apps for Enterprise for 64-bit Systems

CVESeverityCVSSEPSSStatus
CVE-2026-65661High7.80.5%-

Updates (KBs) for Microsoft 365 Apps for Enterprise for 64-bit Systems

UpdateReleasedSeverityCVSSEPSSCVEsStatus
KB50027912026-08-11High7.80.3%1-
KB50027952026-08-11High7.80.3%1-
KB50029002026-08-11High7.80.3%1-

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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