Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

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Microsoft Office 365 For Mac Subscribe
Microsoft Office Ltsc 2021 Subscribe
Microsoft Office Ltsc 2024 Subscribe
Microsoft Office Ltsc For Mac 2021 Subscribe
Microsoft Office Ltsc For Mac 2024 Subscribe
Office 2021 Subscribe
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Office 365 Subscribe
Office Macos 2021 Subscribe
Office Macos 2024 Subscribe
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Wed, 11 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft microsoft Office 365 For Mac
Microsoft microsoft Office Ltsc 2021
Microsoft microsoft Office Ltsc 2024
Microsoft microsoft Office Ltsc For Mac 2021
Microsoft microsoft Office Ltsc For Mac 2024
Vendors & Products Microsoft microsoft Office 365 For Mac
Microsoft microsoft Office Ltsc 2021
Microsoft microsoft Office Ltsc 2024
Microsoft microsoft Office Ltsc For Mac 2021
Microsoft microsoft Office Ltsc For Mac 2024

Tue, 10 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Description Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
Title Microsoft Office Word Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft 365 Apps
Microsoft office 2021
Microsoft office 2024
Microsoft office 365
Microsoft office Macos 2021
Microsoft office Macos 2024
Weaknesses CWE-122
CWE-197
CPEs cpe:2.3:a:microsoft:365_apps:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:microsoft:office_2021:*:*:*:*:long_term_servicing_channel:*:*:*
cpe:2.3:a:microsoft:office_2024:*:*:*:*:long_term_servicing_channel:*:*:*
cpe:2.3:a:microsoft:office_365:*:*:*:*:*:macos:*:*
cpe:2.3:a:microsoft:office_macos_2021:*:*:*:*:*:long_term_servicing_channel:*:*
cpe:2.3:a:microsoft:office_macos_2024:*:*:*:*:*:long_term_servicing_channel:*:*
Vendors & Products Microsoft
Microsoft 365 Apps
Microsoft office 2021
Microsoft office 2024
Microsoft office 365
Microsoft office Macos 2021
Microsoft office Macos 2024
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-11-11T17:16:57.180Z

Reserved: 2026-10-19T17:50:07.070Z

Link: CVE-2026-112726

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-10T19:18:31.397

Modified: 2026-11-10T21:18:27.057

Link: CVE-2026-112726

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-11T20:15:09Z

Weaknesses