HIGH 7.8 NVD

CVE-2026-81950

Double free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Affected Products

microsoft/365_apps
microsoft/excel
microsoft/microsoft_365
microsoft/office_2016
microsoft/office_2019
microsoft/office_2021
microsoft/office_2024

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81950

Published: 2026-09-08 · Source: NVD · Feed updated: 2026-09-11

This high severity vulnerability with a CVSS score of 7.8 was published on 2026-09-08 via NVD. Affected: microsoft/365_apps, microsoft/excel, microsoft/microsoft_365 and 4 more.

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