Description

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

Severity (CVSS)

Base score7.8
SeverityHigh
VersionCVSS 3.1
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Provided byCNA

Weaknesses

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

Affected products

VendorProductVersions
MicrosoftMicrosoft 365 Apps for Enterprise16.0.1 to <https://aka.ms/OfficeSecurityReleases
MicrosoftMicrosoft Office 201616.0.0 to <16.0.5561.1000
MicrosoftMicrosoft Office 201919.0.0 to <https://aka.ms/OfficeSecurityReleases
MicrosoftMicrosoft Office LTSC 202116.0.1 to <https://aka.ms/OfficeSecurityReleases
MicrosoftMicrosoft Office LTSC 202416.0.0 to <https://aka.ms/OfficeSecurityReleases

References

Authoritative sources

This page is a snapshot. For the latest enrichment and updates, view the record on CVE.org or the NVD.

Generated from the official CVE List on 15 Jul 2026 07:06 UTC.