CVE-2026-62870

Summary

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

Affected Software

VendorProductVersion RangeStatus
MicrosoftMicrosoft 365 Apps for Enterprise16.0.1 < https://aka.ms/OfficeSecurityReleasesaffected
MicrosoftMicrosoft Excel 201616.0.0.0 < 16.0.5561.1001affected
MicrosoftMicrosoft Office 201919.0.0 < https://aka.ms/OfficeSecurityReleasesaffected
MicrosoftMicrosoft Office LTSC 202116.0.1 < https://aka.ms/OfficeSecurityReleasesaffected
MicrosoftMicrosoft Office LTSC 202416.0.0 < https://aka.ms/OfficeSecurityReleasesaffected

Weaknesses

  • CWE-416: CWE-416: Use After Free

References