PT-2026-47936 · Microsoft · 365 Apps For Enterprise+10

Published 2026-06-09 · Updated 2026-06-09 · CVE-2026-44821

NVD

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2026-44821

Affected Products

365 Apps For Enterprise

Office 2016

Office 2019

Office 365 For Mac

Office Ltsc 2021

Office Ltsc 2024

Office Ltsc For Mac 2021

Office Ltsc For Mac 2024

Sharepoint Enterprise Server 2016

Sharepoint Server 2019

Sharepoint Server Subscription Edition

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-44821 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44821 · Vendor Advisory