CVE-2026-44824

Summary

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

Affected Software

VendorProductVersion RangeStatus
MicrosoftMicrosoft 365 Apps for Enterprise16.0.1 < https://aka.ms/OfficeSecurityReleasesaffected
MicrosoftMicrosoft Office 201616.0.0 < 16.0.5556.1005affected
MicrosoftMicrosoft Office 201919.0.0 < https://aka.ms/OfficeSecurityReleasesaffected
MicrosoftMicrosoft Office 365 for Mac1.0.0 < 16.110.26061317affected
MicrosoftMicrosoft Office LTSC 202116.0.1 < https://aka.ms/OfficeSecurityReleasesaffected
MicrosoftMicrosoft Office LTSC 202416.0.0 < https://aka.ms/OfficeSecurityReleasesaffected
MicrosoftMicrosoft Office LTSC for Mac 202116.0.1 < 16.110.26061317affected
MicrosoftMicrosoft Office LTSC for Mac 202416.0.0 < 16.110.26061317affected
MicrosoftMicrosoft SharePoint Enterprise Server 201616.0.0 < 16.0.5556.1005affected
MicrosoftMicrosoft SharePoint Server 201916.0.0 < 16.0.10417.20153affected
MicrosoftMicrosoft SharePoint Server Subscription Edition16.0.0 < 16.0.19725.20384affected

Weaknesses

  • CWE-122: CWE-122: Heap-based Buffer Overflow

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References